Home / 42,516.76-63,743.40-29,331.52

Finding the Fourth Proportional to 42,516.76, 63,743.40 and 29,331.52

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Solution

The fourth proportional to 42,516.76, 63,743.40 and 29,331.52 is: 43,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,516.76 : 63,743.40 = 29,331.52 : x
  2. Step 2: Convert to fraction form
    42,516.76/63,743.40 = 29,331.52/x
  3. Step 3: Cross multiply
    42,516.76x = 63,743.40 × 29,331.52
  4. Step 4: Simplify right side
    42,516.76x = 1,869,690,811.97
  5. Step 5: Solve for x
    x = 1,869,690,811.97/42,516.76
  6. Step 6: Final answer
    x = 43,975.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.