Home / 50,320.80-75,489.30-17,042.90

Finding the Fourth Proportional to 50,320.80, 75,489.30 and 17,042.90

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Solution

The fourth proportional to 50,320.80, 75,489.30 and 17,042.90 is: 25,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,320.80 : 75,489.30 = 17,042.90 : x
  2. Step 2: Convert to fraction form
    50,320.80/75,489.30 = 17,042.90/x
  3. Step 3: Cross multiply
    50,320.80x = 75,489.30 × 17,042.90
  4. Step 4: Simplify right side
    50,320.80x = 1,286,556,213.52
  5. Step 5: Solve for x
    x = 1,286,556,213.52/50,320.80
  6. Step 6: Final answer
    x = 25,567.09

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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.