Home / 71,554.92-107,332.26-27,171.12

Finding the Fourth Proportional to 71,554.92, 107,332.26 and 27,171.12

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Solution

The fourth proportional to 71,554.92, 107,332.26 and 27,171.12 is: 40,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,554.92 : 107,332.26 = 27,171.12 : x
  2. Step 2: Convert to fraction form
    71,554.92/107,332.26 = 27,171.12/x
  3. Step 3: Cross multiply
    71,554.92x = 107,332.26 × 27,171.12
  4. Step 4: Simplify right side
    71,554.92x = 2,916,337,716.33
  5. Step 5: Solve for x
    x = 2,916,337,716.33/71,554.92
  6. Step 6: Final answer
    x = 40,756.63

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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.