Home / 69,020.56-95,251.10-40,358.71

Finding the Fourth Proportional to 69,020.56, 95,251.10 and 40,358.71

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Solution

The fourth proportional to 69,020.56, 95,251.10 and 40,358.71 is: 55,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,020.56 : 95,251.10 = 40,358.71 : x
  2. Step 2: Convert to fraction form
    69,020.56/95,251.10 = 40,358.71/x
  3. Step 3: Cross multiply
    69,020.56x = 95,251.10 × 40,358.71
  4. Step 4: Simplify right side
    69,020.56x = 3,844,211,522.08
  5. Step 5: Solve for x
    x = 3,844,211,522.08/69,020.56
  6. Step 6: Final answer
    x = 55,696.61

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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.