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Finding the Fourth Proportional to 69,092.80, 103,639.20 and 24,723.03

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Solution

The fourth proportional to 69,092.80, 103,639.20 and 24,723.03 is: 37,084.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,092.80 : 103,639.20 = 24,723.03 : x
  2. Step 2: Convert to fraction form
    69,092.80/103,639.20 = 24,723.03/x
  3. Step 3: Cross multiply
    69,092.80x = 103,639.20 × 24,723.03
  4. Step 4: Simplify right side
    69,092.80x = 2,562,275,050.78
  5. Step 5: Solve for x
    x = 2,562,275,050.78/69,092.80
  6. Step 6: Final answer
    x = 37,084.55

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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.