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Finding the Fourth Proportional to 16,744.92, 25,117.92 and 7,975.32

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Solution

The fourth proportional to 16,744.92, 25,117.92 and 7,975.32 is: 11,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,744.92 : 25,117.92 = 7,975.32 : x
  2. Step 2: Convert to fraction form
    16,744.92/25,117.92 = 7,975.32/x
  3. Step 3: Cross multiply
    16,744.92x = 25,117.92 × 7,975.32
  4. Step 4: Simplify right side
    16,744.92x = 200,323,449.73
  5. Step 5: Solve for x
    x = 200,323,449.73/16,744.92
  6. Step 6: Final answer
    x = 11,963.24

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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.