Home / 94,631.68-141,876.24-57,183.76

Finding the Fourth Proportional to 94,631.68, 141,876.24 and 57,183.76

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Solution

The fourth proportional to 94,631.68, 141,876.24 and 57,183.76 is: 85,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,631.68 : 141,876.24 = 57,183.76 : x
  2. Step 2: Convert to fraction form
    94,631.68/141,876.24 = 57,183.76/x
  3. Step 3: Cross multiply
    94,631.68x = 141,876.24 × 57,183.76
  4. Step 4: Simplify right side
    94,631.68x = 8,113,016,857.86
  5. Step 5: Solve for x
    x = 8,113,016,857.86/94,631.68
  6. Step 6: Final answer
    x = 85,732.57

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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.