Home / 101,448.27-140,043.45-60,626.80

Finding the Fourth Proportional to 101,448.27, 140,043.45 and 60,626.80

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Solution

The fourth proportional to 101,448.27, 140,043.45 and 60,626.80 is: 83,691.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,448.27 : 140,043.45 = 60,626.80 : x
  2. Step 2: Convert to fraction form
    101,448.27/140,043.45 = 60,626.80/x
  3. Step 3: Cross multiply
    101,448.27x = 140,043.45 × 60,626.80
  4. Step 4: Simplify right side
    101,448.27x = 8,490,386,234.46
  5. Step 5: Solve for x
    x = 8,490,386,234.46/101,448.27
  6. Step 6: Final answer
    x = 83,691.78

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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.