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Finding the Fourth Proportional to 69,165, 103,747.50 and 24,794.46

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Solution

The fourth proportional to 69,165, 103,747.50 and 24,794.46 is: 37,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,165 : 103,747.50 = 24,794.46 : x
  2. Step 2: Convert to fraction form
    69,165/103,747.50 = 24,794.46/x
  3. Step 3: Cross multiply
    69,165x = 103,747.50 × 24,794.46
  4. Step 4: Simplify right side
    69,165x = 2,572,363,238.85
  5. Step 5: Solve for x
    x = 2,572,363,238.85/69,165
  6. Step 6: Final answer
    x = 37,191.69

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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.