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Finding the Fourth Proportional to 89,188.08, 123,085.08 and 49,444.08

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Solution

The fourth proportional to 89,188.08, 123,085.08 and 49,444.08 is: 68,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,188.08 : 123,085.08 = 49,444.08 : x
  2. Step 2: Convert to fraction form
    89,188.08/123,085.08 = 49,444.08/x
  3. Step 3: Cross multiply
    89,188.08x = 123,085.08 × 49,444.08
  4. Step 4: Simplify right side
    89,188.08x = 6,085,828,542.33
  5. Step 5: Solve for x
    x = 6,085,828,542.33/89,188.08
  6. Step 6: Final answer
    x = 68,235.90

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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.