Home / 31,985.80-47,892.30-25,073.80

Finding the Fourth Proportional to 31,985.80, 47,892.30 and 25,073.80

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Solution

The fourth proportional to 31,985.80, 47,892.30 and 25,073.80 is: 37,542.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,985.80 : 47,892.30 = 25,073.80 : x
  2. Step 2: Convert to fraction form
    31,985.80/47,892.30 = 25,073.80/x
  3. Step 3: Cross multiply
    31,985.80x = 47,892.30 × 25,073.80
  4. Step 4: Simplify right side
    31,985.80x = 1,200,841,951.74
  5. Step 5: Solve for x
    x = 1,200,841,951.74/31,985.80
  6. Step 6: Final answer
    x = 37,542.97

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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.