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Finding the Fourth Proportional to 69,518.52, 104,281.84 and 26,824.18

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Solution

The fourth proportional to 69,518.52, 104,281.84 and 26,824.18 is: 40,237.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,518.52 : 104,281.84 = 26,824.18 : x
  2. Step 2: Convert to fraction form
    69,518.52/104,281.84 = 26,824.18/x
  3. Step 3: Cross multiply
    69,518.52x = 104,281.84 × 26,824.18
  4. Step 4: Simplify right side
    69,518.52x = 2,797,274,392.54
  5. Step 5: Solve for x
    x = 2,797,274,392.54/69,518.52
  6. Step 6: Final answer
    x = 40,237.83

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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.