Home / 89,581.97-123,623.70-49,294.60

Finding the Fourth Proportional to 89,581.97, 123,623.70 and 49,294.60

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Solution

The fourth proportional to 89,581.97, 123,623.70 and 49,294.60 is: 68,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,581.97 : 123,623.70 = 49,294.60 : x
  2. Step 2: Convert to fraction form
    89,581.97/123,623.70 = 49,294.60/x
  3. Step 3: Cross multiply
    89,581.97x = 123,623.70 × 49,294.60
  4. Step 4: Simplify right side
    89,581.97x = 6,093,980,842.02
  5. Step 5: Solve for x
    x = 6,093,980,842.02/89,581.97
  6. Step 6: Final answer
    x = 68,026.87

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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.