Home / 132,104.88-198,115.69-43,337.70

Finding the Fourth Proportional to 132,104.88, 198,115.69 and 43,337.70

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Solution

The fourth proportional to 132,104.88, 198,115.69 and 43,337.70 is: 64,992.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,104.88 : 198,115.69 = 43,337.70 : x
  2. Step 2: Convert to fraction form
    132,104.88/198,115.69 = 43,337.70/x
  3. Step 3: Cross multiply
    132,104.88x = 198,115.69 × 43,337.70
  4. Step 4: Simplify right side
    132,104.88x = 8,585,877,239.59
  5. Step 5: Solve for x
    x = 8,585,877,239.59/132,104.88
  6. Step 6: Final answer
    x = 64,992.89

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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.