Home / 113,750.28-156,974.32-62,763.48

Finding the Fourth Proportional to 113,750.28, 156,974.32 and 62,763.48

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Solution

The fourth proportional to 113,750.28, 156,974.32 and 62,763.48 is: 86,613.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,750.28 : 156,974.32 = 62,763.48 : x
  2. Step 2: Convert to fraction form
    113,750.28/156,974.32 = 62,763.48/x
  3. Step 3: Cross multiply
    113,750.28x = 156,974.32 × 62,763.48
  4. Step 4: Simplify right side
    113,750.28x = 9,852,254,593.83
  5. Step 5: Solve for x
    x = 9,852,254,593.83/113,750.28
  6. Step 6: Final answer
    x = 86,613.01

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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.