Home / 83,716.27-115,529.68-45,476.56

Finding the Fourth Proportional to 83,716.27, 115,529.68 and 45,476.56

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Solution

The fourth proportional to 83,716.27, 115,529.68 and 45,476.56 is: 62,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,716.27 : 115,529.68 = 45,476.56 : x
  2. Step 2: Convert to fraction form
    83,716.27/115,529.68 = 45,476.56/x
  3. Step 3: Cross multiply
    83,716.27x = 115,529.68 × 45,476.56
  4. Step 4: Simplify right side
    83,716.27x = 5,253,892,424.30
  5. Step 5: Solve for x
    x = 5,253,892,424.30/83,716.27
  6. Step 6: Final answer
    x = 62,758.32

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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.