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Finding the Fourth Proportional to 17,874.60, 26,801.10 and 8,012.04

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Solution

The fourth proportional to 17,874.60, 26,801.10 and 8,012.04 is: 12,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874.60 : 26,801.10 = 8,012.04 : x
  2. Step 2: Convert to fraction form
    17,874.60/26,801.10 = 8,012.04/x
  3. Step 3: Cross multiply
    17,874.60x = 26,801.10 × 8,012.04
  4. Step 4: Simplify right side
    17,874.60x = 214,731,485.24
  5. Step 5: Solve for x
    x = 214,731,485.24/17,874.60
  6. Step 6: Final answer
    x = 12,013.22

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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.