Home / 113,217.32-156,242.56-62,229.64

Finding the Fourth Proportional to 113,217.32, 156,242.56 and 62,229.64

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Solution

The fourth proportional to 113,217.32, 156,242.56 and 62,229.64 is: 85,878.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,217.32 : 156,242.56 = 62,229.64 : x
  2. Step 2: Convert to fraction form
    113,217.32/156,242.56 = 62,229.64/x
  3. Step 3: Cross multiply
    113,217.32x = 156,242.56 × 62,229.64
  4. Step 4: Simplify right side
    113,217.32x = 9,722,918,261.48
  5. Step 5: Solve for x
    x = 9,722,918,261.48/113,217.32
  6. Step 6: Final answer
    x = 85,878.36

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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.