Home / 74,103.53-111,176.06-29,761.38

Finding the Fourth Proportional to 74,103.53, 111,176.06 and 29,761.38

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Solution

The fourth proportional to 74,103.53, 111,176.06 and 29,761.38 is: 44,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,103.53 : 111,176.06 = 29,761.38 : x
  2. Step 2: Convert to fraction form
    74,103.53/111,176.06 = 29,761.38/x
  3. Step 3: Cross multiply
    74,103.53x = 111,176.06 × 29,761.38
  4. Step 4: Simplify right side
    74,103.53x = 3,308,752,819.76
  5. Step 5: Solve for x
    x = 3,308,752,819.76/74,103.53
  6. Step 6: Final answer
    x = 44,650.41

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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.