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Finding the Fourth Proportional to 89,264, 123,184.32 and 49,527.68

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Solution

The fourth proportional to 89,264, 123,184.32 and 49,527.68 is: 68,348.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,264 : 123,184.32 = 49,527.68 : x
  2. Step 2: Convert to fraction form
    89,264/123,184.32 = 49,527.68/x
  3. Step 3: Cross multiply
    89,264x = 123,184.32 × 49,527.68
  4. Step 4: Simplify right side
    89,264x = 6,101,033,581.98
  5. Step 5: Solve for x
    x = 6,101,033,581.98/89,264
  6. Step 6: Final answer
    x = 68,348.20

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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.