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Finding the Fourth Proportional to 26,874.90, 40,319.01 and 9,344.88

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Solution

The fourth proportional to 26,874.90, 40,319.01 and 9,344.88 is: 14,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.90 : 40,319.01 = 9,344.88 : x
  2. Step 2: Convert to fraction form
    26,874.90/40,319.01 = 9,344.88/x
  3. Step 3: Cross multiply
    26,874.90x = 40,319.01 × 9,344.88
  4. Step 4: Simplify right side
    26,874.90x = 376,776,310.17
  5. Step 5: Solve for x
    x = 376,776,310.17/26,874.90
  6. Step 6: Final answer
    x = 14,019.64

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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.