Home / 132,405.27-198,545.33-48,106.64

Finding the Fourth Proportional to 132,405.27, 198,545.33 and 48,106.64

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Solution

The fourth proportional to 132,405.27, 198,545.33 and 48,106.64 is: 72,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,405.27 : 198,545.33 = 48,106.64 : x
  2. Step 2: Convert to fraction form
    132,405.27/198,545.33 = 48,106.64/x
  3. Step 3: Cross multiply
    132,405.27x = 198,545.33 × 48,106.64
  4. Step 4: Simplify right side
    132,405.27x = 9,551,347,480.73
  5. Step 5: Solve for x
    x = 9,551,347,480.73/132,405.27
  6. Step 6: Final answer
    x = 72,137.22

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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.