Home / 57,932.52-86,897.50-15,811.86

Finding the Fourth Proportional to 57,932.52, 86,897.50 and 15,811.86

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Solution

The fourth proportional to 57,932.52, 86,897.50 and 15,811.86 is: 23,717.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,932.52 : 86,897.50 = 15,811.86 : x
  2. Step 2: Convert to fraction form
    57,932.52/86,897.50 = 15,811.86/x
  3. Step 3: Cross multiply
    57,932.52x = 86,897.50 × 15,811.86
  4. Step 4: Simplify right side
    57,932.52x = 1,374,011,104.35
  5. Step 5: Solve for x
    x = 1,374,011,104.35/57,932.52
  6. Step 6: Final answer
    x = 23,717.44

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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.