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Finding the Fourth Proportional to 16,481.43, 24,726.78 and 6,627.69

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Solution

The fourth proportional to 16,481.43, 24,726.78 and 6,627.69 is: 9,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481.43 : 24,726.78 = 6,627.69 : x
  2. Step 2: Convert to fraction form
    16,481.43/24,726.78 = 6,627.69/x
  3. Step 3: Cross multiply
    16,481.43x = 24,726.78 × 6,627.69
  4. Step 4: Simplify right side
    16,481.43x = 163,881,432.54
  5. Step 5: Solve for x
    x = 163,881,432.54/16,481.43
  6. Step 6: Final answer
    x = 9,943.40

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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.