Home / 132,667.67-199,083.09-52,691.65

Finding the Fourth Proportional to 132,667.67, 199,083.09 and 52,691.65

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Solution

The fourth proportional to 132,667.67, 199,083.09 and 52,691.65 is: 79,069.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,667.67 : 199,083.09 = 52,691.65 : x
  2. Step 2: Convert to fraction form
    132,667.67/199,083.09 = 52,691.65/x
  3. Step 3: Cross multiply
    132,667.67x = 199,083.09 × 52,691.65
  4. Step 4: Simplify right side
    132,667.67x = 10,490,016,133.22
  5. Step 5: Solve for x
    x = 10,490,016,133.22/132,667.67
  6. Step 6: Final answer
    x = 79,069.87

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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.