Home / 49,116.40-73,480.20-42,614.80

Finding the Fourth Proportional to 49,116.40, 73,480.20 and 42,614.80

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Solution

The fourth proportional to 49,116.40, 73,480.20 and 42,614.80 is: 63,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,116.40 : 73,480.20 = 42,614.80 : x
  2. Step 2: Convert to fraction form
    49,116.40/73,480.20 = 42,614.80/x
  3. Step 3: Cross multiply
    49,116.40x = 73,480.20 × 42,614.80
  4. Step 4: Simplify right side
    49,116.40x = 3,131,344,026.96
  5. Step 5: Solve for x
    x = 3,131,344,026.96/49,116.40
  6. Step 6: Final answer
    x = 63,753.53

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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.