Home / 69,397.34-95,761.22-40,321.17

Finding the Fourth Proportional to 69,397.34, 95,761.22 and 40,321.17

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Solution

The fourth proportional to 69,397.34, 95,761.22 and 40,321.17 is: 55,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,397.34 : 95,761.22 = 40,321.17 : x
  2. Step 2: Convert to fraction form
    69,397.34/95,761.22 = 40,321.17/x
  3. Step 3: Cross multiply
    69,397.34x = 95,761.22 × 40,321.17
  4. Step 4: Simplify right side
    69,397.34x = 3,861,204,431.03
  5. Step 5: Solve for x
    x = 3,861,204,431.03/69,397.34
  6. Step 6: Final answer
    x = 55,639.09

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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.