Home / 49,691.20-74,493.60-29,948.80

Finding the Fourth Proportional to 49,691.20, 74,493.60 and 29,948.80

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Solution

The fourth proportional to 49,691.20, 74,493.60 and 29,948.80 is: 44,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,691.20 : 74,493.60 = 29,948.80 : x
  2. Step 2: Convert to fraction form
    49,691.20/74,493.60 = 29,948.80/x
  3. Step 3: Cross multiply
    49,691.20x = 74,493.60 × 29,948.80
  4. Step 4: Simplify right side
    49,691.20x = 2,230,993,927.68
  5. Step 5: Solve for x
    x = 2,230,993,927.68/49,691.20
  6. Step 6: Final answer
    x = 44,897.16

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1.5x scale

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.