Home / 108,517.60-149,763.12-62,592.16

Finding the Fourth Proportional to 108,517.60, 149,763.12 and 62,592.16

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Solution

The fourth proportional to 108,517.60, 149,763.12 and 62,592.16 is: 86,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,517.60 : 149,763.12 = 62,592.16 : x
  2. Step 2: Convert to fraction form
    108,517.60/149,763.12 = 62,592.16/x
  3. Step 3: Cross multiply
    108,517.60x = 149,763.12 × 62,592.16
  4. Step 4: Simplify right side
    108,517.60x = 9,373,997,169.14
  5. Step 5: Solve for x
    x = 9,373,997,169.14/108,517.60
  6. Step 6: Final answer
    x = 86,382.28

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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.