Home / 132,115.50-198,193.89-43,348.82

Finding the Fourth Proportional to 132,115.50, 198,193.89 and 43,348.82

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Solution

The fourth proportional to 132,115.50, 198,193.89 and 43,348.82 is: 65,029.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,115.50 : 198,193.89 = 43,348.82 : x
  2. Step 2: Convert to fraction form
    132,115.50/198,193.89 = 43,348.82/x
  3. Step 3: Cross multiply
    132,115.50x = 198,193.89 × 43,348.82
  4. Step 4: Simplify right side
    132,115.50x = 8,591,470,271.74
  5. Step 5: Solve for x
    x = 8,591,470,271.74/132,115.50
  6. Step 6: Final answer
    x = 65,029.99

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1.5x scale

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.