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Finding the Fourth Proportional to 123,544.87, 185,190.03 and 48,634.65

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Solution

The fourth proportional to 123,544.87, 185,190.03 and 48,634.65 is: 72,901.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,544.87 : 185,190.03 = 48,634.65 : x
  2. Step 2: Convert to fraction form
    123,544.87/185,190.03 = 48,634.65/x
  3. Step 3: Cross multiply
    123,544.87x = 185,190.03 × 48,634.65
  4. Step 4: Simplify right side
    123,544.87x = 9,006,652,292.54
  5. Step 5: Solve for x
    x = 9,006,652,292.54/123,544.87
  6. Step 6: Final answer
    x = 72,901.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.