Home / 113,500.30-156,631.51-62,514.19

Finding the Fourth Proportional to 113,500.30, 156,631.51 and 62,514.19

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Solution

The fourth proportional to 113,500.30, 156,631.51 and 62,514.19 is: 86,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,500.30 : 156,631.51 = 62,514.19 : x
  2. Step 2: Convert to fraction form
    113,500.30/156,631.51 = 62,514.19/x
  3. Step 3: Cross multiply
    113,500.30x = 156,631.51 × 62,514.19
  4. Step 4: Simplify right side
    113,500.30x = 9,791,691,976.13
  5. Step 5: Solve for x
    x = 9,791,691,976.13/113,500.30
  6. Step 6: Final answer
    x = 86,270.19

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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.