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Finding the Fourth Proportional to 57,651.89, 86,486.76 and 24,372.08

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Solution

The fourth proportional to 57,651.89, 86,486.76 and 24,372.08 is: 36,561.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,651.89 : 86,486.76 = 24,372.08 : x
  2. Step 2: Convert to fraction form
    57,651.89/86,486.76 = 24,372.08/x
  3. Step 3: Cross multiply
    57,651.89x = 86,486.76 × 24,372.08
  4. Step 4: Simplify right side
    57,651.89x = 2,107,862,233.66
  5. Step 5: Solve for x
    x = 2,107,862,233.66/57,651.89
  6. Step 6: Final answer
    x = 36,561.89

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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.