Home / 48,162.31-72,264.14-18,600.90

Finding the Fourth Proportional to 48,162.31, 72,264.14 and 18,600.90

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Solution

The fourth proportional to 48,162.31, 72,264.14 and 18,600.90 is: 27,909.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,162.31 : 72,264.14 = 18,600.90 : x
  2. Step 2: Convert to fraction form
    48,162.31/72,264.14 = 18,600.90/x
  3. Step 3: Cross multiply
    48,162.31x = 72,264.14 × 18,600.90
  4. Step 4: Simplify right side
    48,162.31x = 1,344,178,229.43
  5. Step 5: Solve for x
    x = 1,344,178,229.43/48,162.31
  6. Step 6: Final answer
    x = 27,909.34

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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.