Home / 83,065.88-124,633.68-35,691.36

Finding the Fourth Proportional to 83,065.88, 124,633.68 and 35,691.36

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Solution

The fourth proportional to 83,065.88, 124,633.68 and 35,691.36 is: 53,552.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,065.88 : 124,633.68 = 35,691.36 : x
  2. Step 2: Convert to fraction form
    83,065.88/124,633.68 = 35,691.36/x
  3. Step 3: Cross multiply
    83,065.88x = 124,633.68 × 35,691.36
  4. Step 4: Simplify right side
    83,065.88x = 4,448,344,939.79
  5. Step 5: Solve for x
    x = 4,448,344,939.79/83,065.88
  6. Step 6: Final answer
    x = 53,552.01

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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.