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Finding the Fourth Proportional to 86,366.01, 129,549.01 and 33,738.58

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Solution

The fourth proportional to 86,366.01, 129,549.01 and 33,738.58 is: 50,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,366.01 : 129,549.01 = 33,738.58 : x
  2. Step 2: Convert to fraction form
    86,366.01/129,549.01 = 33,738.58/x
  3. Step 3: Cross multiply
    86,366.01x = 129,549.01 × 33,738.58
  4. Step 4: Simplify right side
    86,366.01x = 4,370,799,637.81
  5. Step 5: Solve for x
    x = 4,370,799,637.81/86,366.01
  6. Step 6: Final answer
    x = 50,607.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.