Home / 113,499.30-156,630.13-62,513.19

Finding the Fourth Proportional to 113,499.30, 156,630.13 and 62,513.19

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Solution

The fourth proportional to 113,499.30, 156,630.13 and 62,513.19 is: 86,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,499.30 : 156,630.13 = 62,513.19 : x
  2. Step 2: Convert to fraction form
    113,499.30/156,630.13 = 62,513.19/x
  3. Step 3: Cross multiply
    113,499.30x = 156,630.13 × 62,513.19
  4. Step 4: Simplify right side
    113,499.30x = 9,791,448,920.13
  5. Step 5: Solve for x
    x = 9,791,448,920.13/113,499.30
  6. Step 6: Final answer
    x = 86,268.80

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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.