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Finding the Fourth Proportional to 57,923.52, 86,892.80 and 16,371.52

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Solution

The fourth proportional to 57,923.52, 86,892.80 and 16,371.52 is: 24,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,923.52 : 86,892.80 = 16,371.52 : x
  2. Step 2: Convert to fraction form
    57,923.52/86,892.80 = 16,371.52/x
  3. Step 3: Cross multiply
    57,923.52x = 86,892.80 × 16,371.52
  4. Step 4: Simplify right side
    57,923.52x = 1,422,567,213.06
  5. Step 5: Solve for x
    x = 1,422,567,213.06/57,923.52
  6. Step 6: Final answer
    x = 24,559.41

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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.