Home / 124,985.57-187,517.23-36,251.69

Finding the Fourth Proportional to 124,985.57, 187,517.23 and 36,251.69

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Solution

The fourth proportional to 124,985.57, 187,517.23 and 36,251.69 is: 54,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,985.57 : 187,517.23 = 36,251.69 : x
  2. Step 2: Convert to fraction form
    124,985.57/187,517.23 = 36,251.69/x
  3. Step 3: Cross multiply
    124,985.57x = 187,517.23 × 36,251.69
  4. Step 4: Simplify right side
    124,985.57x = 6,797,815,463.40
  5. Step 5: Solve for x
    x = 6,797,815,463.40/124,985.57
  6. Step 6: Final answer
    x = 54,388.80

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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.