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Finding the Fourth Proportional to 89,382.98, 123,348.42 and 49,096.74

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Solution

The fourth proportional to 89,382.98, 123,348.42 and 49,096.74 is: 67,753.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,382.98 : 123,348.42 = 49,096.74 : x
  2. Step 2: Convert to fraction form
    89,382.98/123,348.42 = 49,096.74/x
  3. Step 3: Cross multiply
    89,382.98x = 123,348.42 × 49,096.74
  4. Step 4: Simplify right side
    89,382.98x = 6,056,005,306.15
  5. Step 5: Solve for x
    x = 6,056,005,306.15/89,382.98
  6. Step 6: Final answer
    x = 67,753.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.