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Finding the Fourth Proportional to 54,750.30, 82,101.45 and 25,158.30

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Solution

The fourth proportional to 54,750.30, 82,101.45 and 25,158.30 is: 37,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.30 : 82,101.45 = 25,158.30 : x
  2. Step 2: Convert to fraction form
    54,750.30/82,101.45 = 25,158.30/x
  3. Step 3: Cross multiply
    54,750.30x = 82,101.45 × 25,158.30
  4. Step 4: Simplify right side
    54,750.30x = 2,065,532,909.54
  5. Step 5: Solve for x
    x = 2,065,532,909.54/54,750.30
  6. Step 6: Final answer
    x = 37,726.42

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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.