Home / 132,369.27-198,442.26-57,432.93

Finding the Fourth Proportional to 132,369.27, 198,442.26 and 57,432.93

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Solution

The fourth proportional to 132,369.27, 198,442.26 and 57,432.93 is: 86,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,369.27 : 198,442.26 = 57,432.93 : x
  2. Step 2: Convert to fraction form
    132,369.27/198,442.26 = 57,432.93/x
  3. Step 3: Cross multiply
    132,369.27x = 198,442.26 × 57,432.93
  4. Step 4: Simplify right side
    132,369.27x = 11,397,120,427.62
  5. Step 5: Solve for x
    x = 11,397,120,427.62/132,369.27
  6. Step 6: Final answer
    x = 86,100.95

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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.