Home / 95,404.55-131,642.95-55,123.66

Finding the Fourth Proportional to 95,404.55, 131,642.95 and 55,123.66

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Solution

The fourth proportional to 95,404.55, 131,642.95 and 55,123.66 is: 76,061.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,404.55 : 131,642.95 = 55,123.66 : x
  2. Step 2: Convert to fraction form
    95,404.55/131,642.95 = 55,123.66/x
  3. Step 3: Cross multiply
    95,404.55x = 131,642.95 × 55,123.66
  4. Step 4: Simplify right side
    95,404.55x = 7,256,640,451.77
  5. Step 5: Solve for x
    x = 7,256,640,451.77/95,404.55
  6. Step 6: Final answer
    x = 76,061.79

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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.