Home / 49,400.20-74,100.30-29,717.20

Finding the Fourth Proportional to 49,400.20, 74,100.30 and 29,717.20

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Solution

The fourth proportional to 49,400.20, 74,100.30 and 29,717.20 is: 44,575.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,400.20 : 74,100.30 = 29,717.20 : x
  2. Step 2: Convert to fraction form
    49,400.20/74,100.30 = 29,717.20/x
  3. Step 3: Cross multiply
    49,400.20x = 74,100.30 × 29,717.20
  4. Step 4: Simplify right side
    49,400.20x = 2,202,053,435.16
  5. Step 5: Solve for x
    x = 2,202,053,435.16/49,400.20
  6. Step 6: Final answer
    x = 44,575.80

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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.