Home / 79,990.68-119,725.62-58,922.43

Finding the Fourth Proportional to 79,990.68, 119,725.62 and 58,922.43

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Solution

The fourth proportional to 79,990.68, 119,725.62 and 58,922.43 is: 88,191.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,990.68 : 119,725.62 = 58,922.43 : x
  2. Step 2: Convert to fraction form
    79,990.68/119,725.62 = 58,922.43/x
  3. Step 3: Cross multiply
    79,990.68x = 119,725.62 × 58,922.43
  4. Step 4: Simplify right side
    79,990.68x = 7,054,524,463.66
  5. Step 5: Solve for x
    x = 7,054,524,463.66/79,990.68
  6. Step 6: Final answer
    x = 88,191.83

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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.