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Finding the Fourth Proportional to 52,677.80, 79,004.84 and 15,229.53

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Solution

The fourth proportional to 52,677.80, 79,004.84 and 15,229.53 is: 22,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.80 : 79,004.84 = 15,229.53 : x
  2. Step 2: Convert to fraction form
    52,677.80/79,004.84 = 15,229.53/x
  3. Step 3: Cross multiply
    52,677.80x = 79,004.84 × 15,229.53
  4. Step 4: Simplify right side
    52,677.80x = 1,203,206,580.93
  5. Step 5: Solve for x
    x = 1,203,206,580.93/52,677.80
  6. Step 6: Final answer
    x = 22,840.87

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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.