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Finding the Fourth Proportional to 181,704.76, 272,583.18 and 48,589.48

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Solution

The fourth proportional to 181,704.76, 272,583.18 and 48,589.48 is: 72,891.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,704.76 : 272,583.18 = 48,589.48 : x
  2. Step 2: Convert to fraction form
    181,704.76/272,583.18 = 48,589.48/x
  3. Step 3: Cross multiply
    181,704.76x = 272,583.18 × 48,589.48
  4. Step 4: Simplify right side
    181,704.76x = 13,244,674,972.95
  5. Step 5: Solve for x
    x = 13,244,674,972.95/181,704.76
  6. Step 6: Final answer
    x = 72,891.18

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Why These Related Problems?

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