Home / 148,911.40-223,367.10-132,581.80

Finding the Fourth Proportional to 148,911.40, 223,367.10 and 132,581.80

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Solution

The fourth proportional to 148,911.40, 223,367.10 and 132,581.80 is: 198,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,911.40 : 223,367.10 = 132,581.80 : x
  2. Step 2: Convert to fraction form
    148,911.40/223,367.10 = 132,581.80/x
  3. Step 3: Cross multiply
    148,911.40x = 223,367.10 × 132,581.80
  4. Step 4: Simplify right side
    148,911.40x = 29,614,412,178.78
  5. Step 5: Solve for x
    x = 29,614,412,178.78/148,911.40
  6. Step 6: Final answer
    x = 198,872.70

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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.