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Finding the Fourth Proportional to 54,374.68, 81,560.96 and 22,347

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Solution

The fourth proportional to 54,374.68, 81,560.96 and 22,347 is: 33,520.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,374.68 : 81,560.96 = 22,347 : x
  2. Step 2: Convert to fraction form
    54,374.68/81,560.96 = 22,347/x
  3. Step 3: Cross multiply
    54,374.68x = 81,560.96 × 22,347
  4. Step 4: Simplify right side
    54,374.68x = 1,822,642,773.12
  5. Step 5: Solve for x
    x = 1,822,642,773.12/54,374.68
  6. Step 6: Final answer
    x = 33,520.06

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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.