Home / 31,985.30-47,891.55-25,073.30

Finding the Fourth Proportional to 31,985.30, 47,891.55 and 25,073.30

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Solution

The fourth proportional to 31,985.30, 47,891.55 and 25,073.30 is: 37,542.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,985.30 : 47,891.55 = 25,073.30 : x
  2. Step 2: Convert to fraction form
    31,985.30/47,891.55 = 25,073.30/x
  3. Step 3: Cross multiply
    31,985.30x = 47,891.55 × 25,073.30
  4. Step 4: Simplify right side
    31,985.30x = 1,200,799,200.62
  5. Step 5: Solve for x
    x = 1,200,799,200.62/31,985.30
  6. Step 6: Final answer
    x = 37,542.22

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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.