Home / 89,626.24-123,691.84-49,347.84

Finding the Fourth Proportional to 89,626.24, 123,691.84 and 49,347.84

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Solution

The fourth proportional to 89,626.24, 123,691.84 and 49,347.84 is: 68,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,626.24 : 123,691.84 = 49,347.84 : x
  2. Step 2: Convert to fraction form
    89,626.24/123,691.84 = 49,347.84/x
  3. Step 3: Cross multiply
    89,626.24x = 123,691.84 × 49,347.84
  4. Step 4: Simplify right side
    89,626.24x = 6,103,925,129.63
  5. Step 5: Solve for x
    x = 6,103,925,129.63/89,626.24
  6. Step 6: Final answer
    x = 68,104.22

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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.