Home / 77,966.11-107,593.08-43,974.49

Finding the Fourth Proportional to 77,966.11, 107,593.08 and 43,974.49

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Solution

The fourth proportional to 77,966.11, 107,593.08 and 43,974.49 is: 60,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,966.11 : 107,593.08 = 43,974.49 : x
  2. Step 2: Convert to fraction form
    77,966.11/107,593.08 = 43,974.49/x
  3. Step 3: Cross multiply
    77,966.11x = 107,593.08 × 43,974.49
  4. Step 4: Simplify right side
    77,966.11x = 4,731,350,551.55
  5. Step 5: Solve for x
    x = 4,731,350,551.55/77,966.11
  6. Step 6: Final answer
    x = 60,684.71

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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.