Home / 75,343.38-113,015.07-58,715.85

Finding the Fourth Proportional to 75,343.38, 113,015.07 and 58,715.85

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Solution

The fourth proportional to 75,343.38, 113,015.07 and 58,715.85 is: 88,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,343.38 : 113,015.07 = 58,715.85 : x
  2. Step 2: Convert to fraction form
    75,343.38/113,015.07 = 58,715.85/x
  3. Step 3: Cross multiply
    75,343.38x = 113,015.07 × 58,715.85
  4. Step 4: Simplify right side
    75,343.38x = 6,635,775,897.86
  5. Step 5: Solve for x
    x = 6,635,775,897.86/75,343.38
  6. Step 6: Final answer
    x = 88,073.78

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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.