Home / 108,500.26-149,726.88-60,100.20

Finding the Fourth Proportional to 108,500.26, 149,726.88 and 60,100.20

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Solution

The fourth proportional to 108,500.26, 149,726.88 and 60,100.20 is: 82,936.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,500.26 : 149,726.88 = 60,100.20 : x
  2. Step 2: Convert to fraction form
    108,500.26/149,726.88 = 60,100.20/x
  3. Step 3: Cross multiply
    108,500.26x = 149,726.88 × 60,100.20
  4. Step 4: Simplify right side
    108,500.26x = 8,998,615,854.48
  5. Step 5: Solve for x
    x = 8,998,615,854.48/108,500.26
  6. Step 6: Final answer
    x = 82,936.35

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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.