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Finding the Fourth Proportional to 16,863.16, 25,294.73 and 4,551.16

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Solution

The fourth proportional to 16,863.16, 25,294.73 and 4,551.16 is: 6,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863.16 : 25,294.73 = 4,551.16 : x
  2. Step 2: Convert to fraction form
    16,863.16/25,294.73 = 4,551.16/x
  3. Step 3: Cross multiply
    16,863.16x = 25,294.73 × 4,551.16
  4. Step 4: Simplify right side
    16,863.16x = 115,120,363.39
  5. Step 5: Solve for x
    x = 115,120,363.39/16,863.16
  6. Step 6: Final answer
    x = 6,826.74

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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.