Home / 71,625.64-107,438.46-27,242.14

Finding the Fourth Proportional to 71,625.64, 107,438.46 and 27,242.14

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Solution

The fourth proportional to 71,625.64, 107,438.46 and 27,242.14 is: 40,863.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,625.64 : 107,438.46 = 27,242.14 : x
  2. Step 2: Convert to fraction form
    71,625.64/107,438.46 = 27,242.14/x
  3. Step 3: Cross multiply
    71,625.64x = 107,438.46 × 27,242.14
  4. Step 4: Simplify right side
    71,625.64x = 2,926,853,568.70
  5. Step 5: Solve for x
    x = 2,926,853,568.70/71,625.64
  6. Step 6: Final answer
    x = 40,863.21

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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.