Home / 89,813.43-123,948.09-49,527.14

Finding the Fourth Proportional to 89,813.43, 123,948.09 and 49,527.14

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Solution

The fourth proportional to 89,813.43, 123,948.09 and 49,527.14 is: 68,350.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,813.43 : 123,948.09 = 49,527.14 : x
  2. Step 2: Convert to fraction form
    89,813.43/123,948.09 = 49,527.14/x
  3. Step 3: Cross multiply
    89,813.43x = 123,948.09 × 49,527.14
  4. Step 4: Simplify right side
    89,813.43x = 6,138,793,786.42
  5. Step 5: Solve for x
    x = 6,138,793,786.42/89,813.43
  6. Step 6: Final answer
    x = 68,350.51

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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.