Home / 71,985.60-107,974.98-25,234.92

Finding the Fourth Proportional to 71,985.60, 107,974.98 and 25,234.92

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Solution

The fourth proportional to 71,985.60, 107,974.98 and 25,234.92 is: 37,851.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,985.60 : 107,974.98 = 25,234.92 : x
  2. Step 2: Convert to fraction form
    71,985.60/107,974.98 = 25,234.92/x
  3. Step 3: Cross multiply
    71,985.60x = 107,974.98 × 25,234.92
  4. Step 4: Simplify right side
    71,985.60x = 2,724,739,982.30
  5. Step 5: Solve for x
    x = 2,724,739,982.30/71,985.60
  6. Step 6: Final answer
    x = 37,851.18

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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.