Home / 244,747.22-367,120.85-86,981.90

Finding the Fourth Proportional to 244,747.22, 367,120.85 and 86,981.90

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Solution

The fourth proportional to 244,747.22, 367,120.85 and 86,981.90 is: 130,472.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,747.22 : 367,120.85 = 86,981.90 : x
  2. Step 2: Convert to fraction form
    244,747.22/367,120.85 = 86,981.90/x
  3. Step 3: Cross multiply
    244,747.22x = 367,120.85 × 86,981.90
  4. Step 4: Simplify right side
    244,747.22x = 31,932,866,792.10
  5. Step 5: Solve for x
    x = 31,932,866,792.10/244,747.22
  6. Step 6: Final answer
    x = 130,472.85

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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.