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Finding the Fourth Proportional to 69,084.60, 103,626.90 and 24,712.80

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Solution

The fourth proportional to 69,084.60, 103,626.90 and 24,712.80 is: 37,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,084.60 : 103,626.90 = 24,712.80 : x
  2. Step 2: Convert to fraction form
    69,084.60/103,626.90 = 24,712.80/x
  3. Step 3: Cross multiply
    69,084.60x = 103,626.90 × 24,712.80
  4. Step 4: Simplify right side
    69,084.60x = 2,560,910,854.32
  5. Step 5: Solve for x
    x = 2,560,910,854.32/69,084.60
  6. Step 6: Final answer
    x = 37,069.20

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1.5x scale

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.