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Finding the Fourth Proportional to 57,985.56, 87,011.10 and 24,702.12

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Solution

The fourth proportional to 57,985.56, 87,011.10 and 24,702.12 is: 37,067.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,985.56 : 87,011.10 = 24,702.12 : x
  2. Step 2: Convert to fraction form
    57,985.56/87,011.10 = 24,702.12/x
  3. Step 3: Cross multiply
    57,985.56x = 87,011.10 × 24,702.12
  4. Step 4: Simplify right side
    57,985.56x = 2,149,358,633.53
  5. Step 5: Solve for x
    x = 2,149,358,633.53/57,985.56
  6. Step 6: Final answer
    x = 37,067.14

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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.