Home / 132,296.76-198,406.26-38,790.36

Finding the Fourth Proportional to 132,296.76, 198,406.26 and 38,790.36

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Solution

The fourth proportional to 132,296.76, 198,406.26 and 38,790.36 is: 58,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,296.76 : 198,406.26 = 38,790.36 : x
  2. Step 2: Convert to fraction form
    132,296.76/198,406.26 = 38,790.36/x
  3. Step 3: Cross multiply
    132,296.76x = 198,406.26 × 38,790.36
  4. Step 4: Simplify right side
    132,296.76x = 7,696,250,251.65
  5. Step 5: Solve for x
    x = 7,696,250,251.65/132,296.76
  6. Step 6: Final answer
    x = 58,174.14

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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.