Home / 132,414.03-198,558.61-48,114.75

Finding the Fourth Proportional to 132,414.03, 198,558.61 and 48,114.75

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Solution

The fourth proportional to 132,414.03, 198,558.61 and 48,114.75 is: 72,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,414.03 : 198,558.61 = 48,114.75 : x
  2. Step 2: Convert to fraction form
    132,414.03/198,558.61 = 48,114.75/x
  3. Step 3: Cross multiply
    132,414.03x = 198,558.61 × 48,114.75
  4. Step 4: Simplify right side
    132,414.03x = 9,553,597,880.50
  5. Step 5: Solve for x
    x = 9,553,597,880.50/132,414.03
  6. Step 6: Final answer
    x = 72,149.44

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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.