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Finding the Fourth Proportional to 16,894.92, 25,344.44 and 7,040.88

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Solution

The fourth proportional to 16,894.92, 25,344.44 and 7,040.88 is: 10,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.92 : 25,344.44 = 7,040.88 : x
  2. Step 2: Convert to fraction form
    16,894.92/25,344.44 = 7,040.88/x
  3. Step 3: Cross multiply
    16,894.92x = 25,344.44 × 7,040.88
  4. Step 4: Simplify right side
    16,894.92x = 178,447,160.71
  5. Step 5: Solve for x
    x = 178,447,160.71/16,894.92
  6. Step 6: Final answer
    x = 10,562.18

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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.