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Finding the Fourth Proportional to 57,801.53, 86,702.30 and 16,248.53

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Solution

The fourth proportional to 57,801.53, 86,702.30 and 16,248.53 is: 24,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,801.53 : 86,702.30 = 16,248.53 : x
  2. Step 2: Convert to fraction form
    57,801.53/86,702.30 = 16,248.53/x
  3. Step 3: Cross multiply
    57,801.53x = 86,702.30 × 16,248.53
  4. Step 4: Simplify right side
    57,801.53x = 1,408,784,841.38
  5. Step 5: Solve for x
    x = 1,408,784,841.38/57,801.53
  6. Step 6: Final answer
    x = 24,372.80

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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.