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Finding the Fourth Proportional to 52,502.88, 78,799.83 and 27,560.55

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Solution

The fourth proportional to 52,502.88, 78,799.83 and 27,560.55 is: 41,364.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.88 : 78,799.83 = 27,560.55 : x
  2. Step 2: Convert to fraction form
    52,502.88/78,799.83 = 27,560.55/x
  3. Step 3: Cross multiply
    52,502.88x = 78,799.83 × 27,560.55
  4. Step 4: Simplify right side
    52,502.88x = 2,171,766,654.71
  5. Step 5: Solve for x
    x = 2,171,766,654.71/52,502.88
  6. Step 6: Final answer
    x = 41,364.71

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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.