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Finding the Fourth Proportional to 57,910.43, 86,843.77 and 24,646.16

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Solution

The fourth proportional to 57,910.43, 86,843.77 and 24,646.16 is: 36,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,910.43 : 86,843.77 = 24,646.16 : x
  2. Step 2: Convert to fraction form
    57,910.43/86,843.77 = 24,646.16/x
  3. Step 3: Cross multiply
    57,910.43x = 86,843.77 × 24,646.16
  4. Step 4: Simplify right side
    57,910.43x = 2,140,365,450.42
  5. Step 5: Solve for x
    x = 2,140,365,450.42/57,910.43
  6. Step 6: Final answer
    x = 36,959.93

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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.