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Finding the Fourth Proportional to 22,671.90, 33,998.74 and 8,627.11

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Solution

The fourth proportional to 22,671.90, 33,998.74 and 8,627.11 is: 12,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,671.90 : 33,998.74 = 8,627.11 : x
  2. Step 2: Convert to fraction form
    22,671.90/33,998.74 = 8,627.11/x
  3. Step 3: Cross multiply
    22,671.90x = 33,998.74 × 8,627.11
  4. Step 4: Simplify right side
    22,671.90x = 293,310,763.28
  5. Step 5: Solve for x
    x = 293,310,763.28/22,671.90
  6. Step 6: Final answer
    x = 12,937.19

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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.