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Finding the Fourth Proportional to 57,893.47, 86,881.68 and 24,636.89

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Solution

The fourth proportional to 57,893.47, 86,881.68 and 24,636.89 is: 36,972.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,893.47 : 86,881.68 = 24,636.89 : x
  2. Step 2: Convert to fraction form
    57,893.47/86,881.68 = 24,636.89/x
  3. Step 3: Cross multiply
    57,893.47x = 86,881.68 × 24,636.89
  4. Step 4: Simplify right side
    57,893.47x = 2,140,494,610.38
  5. Step 5: Solve for x
    x = 2,140,494,610.38/57,893.47
  6. Step 6: Final answer
    x = 36,972.99

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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.