Home / 181,442.54-250,396.14-99,766.56

Finding the Fourth Proportional to 181,442.54, 250,396.14 and 99,766.56

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Solution

The fourth proportional to 181,442.54, 250,396.14 and 99,766.56 is: 137,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,442.54 : 250,396.14 = 99,766.56 : x
  2. Step 2: Convert to fraction form
    181,442.54/250,396.14 = 99,766.56/x
  3. Step 3: Cross multiply
    181,442.54x = 250,396.14 × 99,766.56
  4. Step 4: Simplify right side
    181,442.54x = 24,981,162,838.19
  5. Step 5: Solve for x
    x = 24,981,162,838.19/181,442.54
  6. Step 6: Final answer
    x = 137,680.85

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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.