Home / 132,264.68-198,395.60-53,377.56

Finding the Fourth Proportional to 132,264.68, 198,395.60 and 53,377.56

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Solution

The fourth proportional to 132,264.68, 198,395.60 and 53,377.56 is: 80,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,264.68 : 198,395.60 = 53,377.56 : x
  2. Step 2: Convert to fraction form
    132,264.68/198,395.60 = 53,377.56/x
  3. Step 3: Cross multiply
    132,264.68x = 198,395.60 × 53,377.56
  4. Step 4: Simplify right side
    132,264.68x = 10,589,872,775.85
  5. Step 5: Solve for x
    x = 10,589,872,775.85/132,264.68
  6. Step 6: Final answer
    x = 80,065.77

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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.