Home / 94,006.50-129,728.97-51,565.13

Finding the Fourth Proportional to 94,006.50, 129,728.97 and 51,565.13

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Solution

The fourth proportional to 94,006.50, 129,728.97 and 51,565.13 is: 71,159.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,006.50 : 129,728.97 = 51,565.13 : x
  2. Step 2: Convert to fraction form
    94,006.50/129,728.97 = 51,565.13/x
  3. Step 3: Cross multiply
    94,006.50x = 129,728.97 × 51,565.13
  4. Step 4: Simplify right side
    94,006.50x = 6,689,491,202.82
  5. Step 5: Solve for x
    x = 6,689,491,202.82/94,006.50
  6. Step 6: Final answer
    x = 71,159.88

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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.