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Finding the Fourth Proportional to 16,124.16, 22,251.04 and 8,954.04

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Solution

The fourth proportional to 16,124.16, 22,251.04 and 8,954.04 is: 12,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,124.16 : 22,251.04 = 8,954.04 : x
  2. Step 2: Convert to fraction form
    16,124.16/22,251.04 = 8,954.04/x
  3. Step 3: Cross multiply
    16,124.16x = 22,251.04 × 8,954.04
  4. Step 4: Simplify right side
    16,124.16x = 199,236,702.20
  5. Step 5: Solve for x
    x = 199,236,702.20/16,124.16
  6. Step 6: Final answer
    x = 12,356.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.