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Finding the Fourth Proportional to 55,365.66, 83,038.14 and 14,839.74

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Solution

The fourth proportional to 55,365.66, 83,038.14 and 14,839.74 is: 22,256.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,365.66 : 83,038.14 = 14,839.74 : x
  2. Step 2: Convert to fraction form
    55,365.66/83,038.14 = 14,839.74/x
  3. Step 3: Cross multiply
    55,365.66x = 83,038.14 × 14,839.74
  4. Step 4: Simplify right side
    55,365.66x = 1,232,264,407.68
  5. Step 5: Solve for x
    x = 1,232,264,407.68/55,365.66
  6. Step 6: Final answer
    x = 22,256.84

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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.