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Finding the Fourth Proportional to 45,843.40, 68,766.54 and 16,260.76

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Solution

The fourth proportional to 45,843.40, 68,766.54 and 16,260.76 is: 24,391.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,843.40 : 68,766.54 = 16,260.76 : x
  2. Step 2: Convert to fraction form
    45,843.40/68,766.54 = 16,260.76/x
  3. Step 3: Cross multiply
    45,843.40x = 68,766.54 × 16,260.76
  4. Step 4: Simplify right side
    45,843.40x = 1,118,196,202.97
  5. Step 5: Solve for x
    x = 1,118,196,202.97/45,843.40
  6. Step 6: Final answer
    x = 24,391.65

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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.