Home / 75,424.39-113,134.84-37,974.41

Finding the Fourth Proportional to 75,424.39, 113,134.84 and 37,974.41

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Solution

The fourth proportional to 75,424.39, 113,134.84 and 37,974.41 is: 56,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,424.39 : 113,134.84 = 37,974.41 : x
  2. Step 2: Convert to fraction form
    75,424.39/113,134.84 = 37,974.41/x
  3. Step 3: Cross multiply
    75,424.39x = 113,134.84 × 37,974.41
  4. Step 4: Simplify right side
    75,424.39x = 4,296,228,934.68
  5. Step 5: Solve for x
    x = 4,296,228,934.68/75,424.39
  6. Step 6: Final answer
    x = 56,960.73

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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.