Home / 81,586.56-122,326.92-44,123.04

Finding the Fourth Proportional to 81,586.56, 122,326.92 and 44,123.04

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Solution

The fourth proportional to 81,586.56, 122,326.92 and 44,123.04 is: 66,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,586.56 : 122,326.92 = 44,123.04 : x
  2. Step 2: Convert to fraction form
    81,586.56/122,326.92 = 44,123.04/x
  3. Step 3: Cross multiply
    81,586.56x = 122,326.92 × 44,123.04
  4. Step 4: Simplify right side
    81,586.56x = 5,397,435,584.24
  5. Step 5: Solve for x
    x = 5,397,435,584.24/81,586.56
  6. Step 6: Final answer
    x = 66,155.94

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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.