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Finding the Fourth Proportional to 36,321, 50,111.46 and 22,166.76

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Solution

The fourth proportional to 36,321, 50,111.46 and 22,166.76 is: 30,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,321 : 50,111.46 = 22,166.76 : x
  2. Step 2: Convert to fraction form
    36,321/50,111.46 = 22,166.76/x
  3. Step 3: Cross multiply
    36,321x = 50,111.46 × 22,166.76
  4. Step 4: Simplify right side
    36,321x = 1,110,808,707.07
  5. Step 5: Solve for x
    x = 1,110,808,707.07/36,321
  6. Step 6: Final answer
    x = 30,583.10

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Find fourth proportional to 18,160.50, 25,055.73 and 11,083.38
Half scale
Find fourth proportional to 72,642, 100,222.92 and 44,333.52
Double scale
Find fourth proportional to 36,322, 50,112.84 and 22,167.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.