Home / 49,020.80-73,531.20-15,743.30

Finding the Fourth Proportional to 49,020.80, 73,531.20 and 15,743.30

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Solution

The fourth proportional to 49,020.80, 73,531.20 and 15,743.30 is: 23,614.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020.80 : 73,531.20 = 15,743.30 : x
  2. Step 2: Convert to fraction form
    49,020.80/73,531.20 = 15,743.30/x
  3. Step 3: Cross multiply
    49,020.80x = 73,531.20 × 15,743.30
  4. Step 4: Simplify right side
    49,020.80x = 1,157,623,740.96
  5. Step 5: Solve for x
    x = 1,157,623,740.96/49,020.80
  6. Step 6: Final answer
    x = 23,614.95

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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.