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Finding the Fourth Proportional to 69,274.20, 103,911.30 and 24,902.40

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Solution

The fourth proportional to 69,274.20, 103,911.30 and 24,902.40 is: 37,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,274.20 : 103,911.30 = 24,902.40 : x
  2. Step 2: Convert to fraction form
    69,274.20/103,911.30 = 24,902.40/x
  3. Step 3: Cross multiply
    69,274.20x = 103,911.30 × 24,902.40
  4. Step 4: Simplify right side
    69,274.20x = 2,587,640,757.12
  5. Step 5: Solve for x
    x = 2,587,640,757.12/69,274.20
  6. Step 6: Final answer
    x = 37,353.60

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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.