Home / 72,375.18-108,600.27-48,376.27

Finding the Fourth Proportional to 72,375.18, 108,600.27 and 48,376.27

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Solution

The fourth proportional to 72,375.18, 108,600.27 and 48,376.27 is: 72,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,375.18 : 108,600.27 = 48,376.27 : x
  2. Step 2: Convert to fraction form
    72,375.18/108,600.27 = 48,376.27/x
  3. Step 3: Cross multiply
    72,375.18x = 108,600.27 × 48,376.27
  4. Step 4: Simplify right side
    72,375.18x = 5,253,675,844.91
  5. Step 5: Solve for x
    x = 5,253,675,844.91/72,375.18
  6. Step 6: Final answer
    x = 72,589.47

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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.