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Finding the Fourth Proportional to 16,711.10, 25,073.05 and 16,448.70

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Solution

The fourth proportional to 16,711.10, 25,073.05 and 16,448.70 is: 24,679.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.10 : 25,073.05 = 16,448.70 : x
  2. Step 2: Convert to fraction form
    16,711.10/25,073.05 = 16,448.70/x
  3. Step 3: Cross multiply
    16,711.10x = 25,073.05 × 16,448.70
  4. Step 4: Simplify right side
    16,711.10x = 412,419,077.54
  5. Step 5: Solve for x
    x = 412,419,077.54/16,711.10
  6. Step 6: Final answer
    x = 24,679.35

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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.