Home / 57,985.72-86,951.10-22,463.68

Finding the Fourth Proportional to 57,985.72, 86,951.10 and 22,463.68

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Solution

The fourth proportional to 57,985.72, 86,951.10 and 22,463.68 is: 33,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,985.72 : 86,951.10 = 22,463.68 : x
  2. Step 2: Convert to fraction form
    57,985.72/86,951.10 = 22,463.68/x
  3. Step 3: Cross multiply
    57,985.72x = 86,951.10 × 22,463.68
  4. Step 4: Simplify right side
    57,985.72x = 1,953,241,526.41
  5. Step 5: Solve for x
    x = 1,953,241,526.41/57,985.72
  6. Step 6: Final answer
    x = 33,684.87

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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.