Home / 132,149.26-198,567.74-123,510.61

Finding the Fourth Proportional to 132,149.26, 198,567.74 and 123,510.61

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Solution

The fourth proportional to 132,149.26, 198,567.74 and 123,510.61 is: 185,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,149.26 : 198,567.74 = 123,510.61 : x
  2. Step 2: Convert to fraction form
    132,149.26/198,567.74 = 123,510.61/x
  3. Step 3: Cross multiply
    132,149.26x = 198,567.74 × 123,510.61
  4. Step 4: Simplify right side
    132,149.26x = 24,525,222,693.72
  5. Step 5: Solve for x
    x = 24,525,222,693.72/132,149.26
  6. Step 6: Final answer
    x = 185,587.29

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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.