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Finding the Fourth Proportional to 26,750.60, 40,118.16 and 8,029.88

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Solution

The fourth proportional to 26,750.60, 40,118.16 and 8,029.88 is: 12,042.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.60 : 40,118.16 = 8,029.88 : x
  2. Step 2: Convert to fraction form
    26,750.60/40,118.16 = 8,029.88/x
  3. Step 3: Cross multiply
    26,750.60x = 40,118.16 × 8,029.88
  4. Step 4: Simplify right side
    26,750.60x = 322,144,010.62
  5. Step 5: Solve for x
    x = 322,144,010.62/26,750.60
  6. Step 6: Final answer
    x = 12,042.50

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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.