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Finding the Fourth Proportional to 63,073.53, 94,618.80 and 18,700.92

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Solution

The fourth proportional to 63,073.53, 94,618.80 and 18,700.92 is: 28,053.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,073.53 : 94,618.80 = 18,700.92 : x
  2. Step 2: Convert to fraction form
    63,073.53/94,618.80 = 18,700.92/x
  3. Step 3: Cross multiply
    63,073.53x = 94,618.80 × 18,700.92
  4. Step 4: Simplify right side
    63,073.53x = 1,769,458,609.30
  5. Step 5: Solve for x
    x = 1,769,458,609.30/63,073.53
  6. Step 6: Final answer
    x = 28,053.90

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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.