Home / 113,470.13-156,587.46-62,481.80

Finding the Fourth Proportional to 113,470.13, 156,587.46 and 62,481.80

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Solution

The fourth proportional to 113,470.13, 156,587.46 and 62,481.80 is: 86,224.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,470.13 : 156,587.46 = 62,481.80 : x
  2. Step 2: Convert to fraction form
    113,470.13/156,587.46 = 62,481.80/x
  3. Step 3: Cross multiply
    113,470.13x = 156,587.46 × 62,481.80
  4. Step 4: Simplify right side
    113,470.13x = 9,783,866,358.23
  5. Step 5: Solve for x
    x = 9,783,866,358.23/113,470.13
  6. Step 6: Final answer
    x = 86,224.16

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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.