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Finding the Fourth Proportional to 68,043.29, 101,846.56 and 36,374.18

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Solution

The fourth proportional to 68,043.29, 101,846.56 and 36,374.18 is: 54,444.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,043.29 : 101,846.56 = 36,374.18 : x
  2. Step 2: Convert to fraction form
    68,043.29/101,846.56 = 36,374.18/x
  3. Step 3: Cross multiply
    68,043.29x = 101,846.56 × 36,374.18
  4. Step 4: Simplify right side
    68,043.29x = 3,704,584,414.72
  5. Step 5: Solve for x
    x = 3,704,584,414.72/68,043.29
  6. Step 6: Final answer
    x = 54,444.53

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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.