Home / 106,724.27-160,110.17-31,845.71

Finding the Fourth Proportional to 106,724.27, 160,110.17 and 31,845.71

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Solution

The fourth proportional to 106,724.27, 160,110.17 and 31,845.71 is: 47,775.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,724.27 : 160,110.17 = 31,845.71 : x
  2. Step 2: Convert to fraction form
    106,724.27/160,110.17 = 31,845.71/x
  3. Step 3: Cross multiply
    106,724.27x = 160,110.17 × 31,845.71
  4. Step 4: Simplify right side
    106,724.27x = 5,098,821,082.09
  5. Step 5: Solve for x
    x = 5,098,821,082.09/106,724.27
  6. Step 6: Final answer
    x = 47,775.65

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1.5x scale

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.