Home / 37,207.20-55,724.40-25,456.80

Finding the Fourth Proportional to 37,207.20, 55,724.40 and 25,456.80

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Solution

The fourth proportional to 37,207.20, 55,724.40 and 25,456.80 is: 38,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,207.20 : 55,724.40 = 25,456.80 : x
  2. Step 2: Convert to fraction form
    37,207.20/55,724.40 = 25,456.80/x
  3. Step 3: Cross multiply
    37,207.20x = 55,724.40 × 25,456.80
  4. Step 4: Simplify right side
    37,207.20x = 1,418,564,905.92
  5. Step 5: Solve for x
    x = 1,418,564,905.92/37,207.20
  6. Step 6: Final answer
    x = 38,126.09

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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.