Home / 124,776.38-187,137-36,010.58

Finding the Fourth Proportional to 124,776.38, 187,137 and 36,010.58

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Solution

The fourth proportional to 124,776.38, 187,137 and 36,010.58 is: 54,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,776.38 : 187,137 = 36,010.58 : x
  2. Step 2: Convert to fraction form
    124,776.38/187,137 = 36,010.58/x
  3. Step 3: Cross multiply
    124,776.38x = 187,137 × 36,010.58
  4. Step 4: Simplify right side
    124,776.38x = 6,738,910,973.78
  5. Step 5: Solve for x
    x = 6,738,910,973.78/124,776.38
  6. Step 6: Final answer
    x = 54,007.90

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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.