Home / 88,375.85-121,961.34-48,092.52

Finding the Fourth Proportional to 88,375.85, 121,961.34 and 48,092.52

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Solution

The fourth proportional to 88,375.85, 121,961.34 and 48,092.52 is: 66,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,375.85 : 121,961.34 = 48,092.52 : x
  2. Step 2: Convert to fraction form
    88,375.85/121,961.34 = 48,092.52/x
  3. Step 3: Cross multiply
    88,375.85x = 121,961.34 × 48,092.52
  4. Step 4: Simplify right side
    88,375.85x = 5,865,428,183.18
  5. Step 5: Solve for x
    x = 5,865,428,183.18/88,375.85
  6. Step 6: Final answer
    x = 66,369.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.