Home / 89,517.65-123,537.56-49,234.55

Finding the Fourth Proportional to 89,517.65, 123,537.56 and 49,234.55

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Solution

The fourth proportional to 89,517.65, 123,537.56 and 49,234.55 is: 67,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,517.65 : 123,537.56 = 49,234.55 : x
  2. Step 2: Convert to fraction form
    89,517.65/123,537.56 = 49,234.55/x
  3. Step 3: Cross multiply
    89,517.65x = 123,537.56 × 49,234.55
  4. Step 4: Simplify right side
    89,517.65x = 6,082,315,310.84
  5. Step 5: Solve for x
    x = 6,082,315,310.84/89,517.65
  6. Step 6: Final answer
    x = 67,945.43

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1.5x scale

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.