Home / 69,318.39-95,572.57-57,849.73

Finding the Fourth Proportional to 69,318.39, 95,572.57 and 57,849.73

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Solution

The fourth proportional to 69,318.39, 95,572.57 and 57,849.73 is: 79,760.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,318.39 : 95,572.57 = 57,849.73 : x
  2. Step 2: Convert to fraction form
    69,318.39/95,572.57 = 57,849.73/x
  3. Step 3: Cross multiply
    69,318.39x = 95,572.57 × 57,849.73
  4. Step 4: Simplify right side
    69,318.39x = 5,528,847,369.91
  5. Step 5: Solve for x
    x = 5,528,847,369.91/69,318.39
  6. Step 6: Final answer
    x = 79,760.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.