Home / 123,654.25-185,329.34-57,001.93

Finding the Fourth Proportional to 123,654.25, 185,329.34 and 57,001.93

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Solution

The fourth proportional to 123,654.25, 185,329.34 and 57,001.93 is: 85,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,654.25 : 185,329.34 = 57,001.93 : x
  2. Step 2: Convert to fraction form
    123,654.25/185,329.34 = 57,001.93/x
  3. Step 3: Cross multiply
    123,654.25x = 185,329.34 × 57,001.93
  4. Step 4: Simplify right side
    123,654.25x = 10,564,129,780.62
  5. Step 5: Solve for x
    x = 10,564,129,780.62/123,654.25
  6. Step 6: Final answer
    x = 85,432.81

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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.