Home / 116,916.92-161,306.62-65,923.24

Finding the Fourth Proportional to 116,916.92, 161,306.62 and 65,923.24

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Solution

The fourth proportional to 116,916.92, 161,306.62 and 65,923.24 is: 90,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,916.92 : 161,306.62 = 65,923.24 : x
  2. Step 2: Convert to fraction form
    116,916.92/161,306.62 = 65,923.24/x
  3. Step 3: Cross multiply
    116,916.92x = 161,306.62 × 65,923.24
  4. Step 4: Simplify right side
    116,916.92x = 10,633,855,023.85
  5. Step 5: Solve for x
    x = 10,633,855,023.85/116,916.92
  6. Step 6: Final answer
    x = 90,952.23

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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.