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Finding the Fourth Proportional to 49,850.52, 68,717 and 32,825.40

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Solution

The fourth proportional to 49,850.52, 68,717 and 32,825.40 is: 45,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,850.52 : 68,717 = 32,825.40 : x
  2. Step 2: Convert to fraction form
    49,850.52/68,717 = 32,825.40/x
  3. Step 3: Cross multiply
    49,850.52x = 68,717 × 32,825.40
  4. Step 4: Simplify right side
    49,850.52x = 2,255,663,011.80
  5. Step 5: Solve for x
    x = 2,255,663,011.80/49,850.52
  6. Step 6: Final answer
    x = 45,248.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.