Home / 75,342.44-103,974.18-41,811.56

Finding the Fourth Proportional to 75,342.44, 103,974.18 and 41,811.56

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Solution

The fourth proportional to 75,342.44, 103,974.18 and 41,811.56 is: 57,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,342.44 : 103,974.18 = 41,811.56 : x
  2. Step 2: Convert to fraction form
    75,342.44/103,974.18 = 41,811.56/x
  3. Step 3: Cross multiply
    75,342.44x = 103,974.18 × 41,811.56
  4. Step 4: Simplify right side
    75,342.44x = 4,347,322,665.52
  5. Step 5: Solve for x
    x = 4,347,322,665.52/75,342.44
  6. Step 6: Final answer
    x = 57,700.85

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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.