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Finding the Fourth Proportional to 16,394.84, 22,625.02 and 8,943.32

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Solution

The fourth proportional to 16,394.84, 22,625.02 and 8,943.32 is: 12,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.84 : 22,625.02 = 8,943.32 : x
  2. Step 2: Convert to fraction form
    16,394.84/22,625.02 = 8,943.32/x
  3. Step 3: Cross multiply
    16,394.84x = 22,625.02 × 8,943.32
  4. Step 4: Simplify right side
    16,394.84x = 202,342,793.87
  5. Step 5: Solve for x
    x = 202,342,793.87/16,394.84
  6. Step 6: Final answer
    x = 12,341.86

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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.