Home / 83,047.43-114,572.39-51,160.97

Finding the Fourth Proportional to 83,047.43, 114,572.39 and 51,160.97

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Solution

The fourth proportional to 83,047.43, 114,572.39 and 51,160.97 is: 70,581.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,047.43 : 114,572.39 = 51,160.97 : x
  2. Step 2: Convert to fraction form
    83,047.43/114,572.39 = 51,160.97/x
  3. Step 3: Cross multiply
    83,047.43x = 114,572.39 × 51,160.97
  4. Step 4: Simplify right side
    83,047.43x = 5,861,633,778.95
  5. Step 5: Solve for x
    x = 5,861,633,778.95/83,047.43
  6. Step 6: Final answer
    x = 70,581.76

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1.5x scale

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.