Home / 132,444.24-198,360.18-79,737.54

Finding the Fourth Proportional to 132,444.24, 198,360.18 and 79,737.54

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Solution

The fourth proportional to 132,444.24, 198,360.18 and 79,737.54 is: 119,421.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,444.24 : 198,360.18 = 79,737.54 : x
  2. Step 2: Convert to fraction form
    132,444.24/198,360.18 = 79,737.54/x
  3. Step 3: Cross multiply
    132,444.24x = 198,360.18 × 79,737.54
  4. Step 4: Simplify right side
    132,444.24x = 15,816,752,787.16
  5. Step 5: Solve for x
    x = 15,816,752,787.16/132,444.24
  6. Step 6: Final answer
    x = 119,421.98

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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.