Home / 71,527.86-107,291.79-27,144.11

Finding the Fourth Proportional to 71,527.86, 107,291.79 and 27,144.11

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Solution

The fourth proportional to 71,527.86, 107,291.79 and 27,144.11 is: 40,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,527.86 : 107,291.79 = 27,144.11 : x
  2. Step 2: Convert to fraction form
    71,527.86/107,291.79 = 27,144.11/x
  3. Step 3: Cross multiply
    71,527.86x = 107,291.79 × 27,144.11
  4. Step 4: Simplify right side
    71,527.86x = 2,912,340,418.09
  5. Step 5: Solve for x
    x = 2,912,340,418.09/71,527.86
  6. Step 6: Final answer
    x = 40,716.17

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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.