Home / 119,076.38-178,569.57-47,974.91

Finding the Fourth Proportional to 119,076.38, 178,569.57 and 47,974.91

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Solution

The fourth proportional to 119,076.38, 178,569.57 and 47,974.91 is: 71,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,076.38 : 178,569.57 = 47,974.91 : x
  2. Step 2: Convert to fraction form
    119,076.38/178,569.57 = 47,974.91/x
  3. Step 3: Cross multiply
    119,076.38x = 178,569.57 × 47,974.91
  4. Step 4: Simplify right side
    119,076.38x = 8,566,859,049.49
  5. Step 5: Solve for x
    x = 8,566,859,049.49/119,076.38
  6. Step 6: Final answer
    x = 71,944.24

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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.