Home / 132,603.38-198,959.34-57,684.86

Finding the Fourth Proportional to 132,603.38, 198,959.34 and 57,684.86

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Solution

The fourth proportional to 132,603.38, 198,959.34 and 57,684.86 is: 86,550.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,603.38 : 198,959.34 = 57,684.86 : x
  2. Step 2: Convert to fraction form
    132,603.38/198,959.34 = 57,684.86/x
  3. Step 3: Cross multiply
    132,603.38x = 198,959.34 × 57,684.86
  4. Step 4: Simplify right side
    132,603.38x = 11,476,940,678.80
  5. Step 5: Solve for x
    x = 11,476,940,678.80/132,603.38
  6. Step 6: Final answer
    x = 86,550.89

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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.