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Finding the Fourth Proportional to 80,262.95, 120,411.17 and 24,100.79

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Solution

The fourth proportional to 80,262.95, 120,411.17 and 24,100.79 is: 36,156.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,262.95 : 120,411.17 = 24,100.79 : x
  2. Step 2: Convert to fraction form
    80,262.95/120,411.17 = 24,100.79/x
  3. Step 3: Cross multiply
    80,262.95x = 120,411.17 × 24,100.79
  4. Step 4: Simplify right side
    80,262.95x = 2,902,004,321.82
  5. Step 5: Solve for x
    x = 2,902,004,321.82/80,262.95
  6. Step 6: Final answer
    x = 36,156.21

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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.