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Finding the Fourth Proportional to 27,043.44, 40,560.48 and 7,317.39

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Solution

The fourth proportional to 27,043.44, 40,560.48 and 7,317.39 is: 10,974.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,043.44 : 40,560.48 = 7,317.39 : x
  2. Step 2: Convert to fraction form
    27,043.44/40,560.48 = 7,317.39/x
  3. Step 3: Cross multiply
    27,043.44x = 40,560.48 × 7,317.39
  4. Step 4: Simplify right side
    27,043.44x = 296,796,850.75
  5. Step 5: Solve for x
    x = 296,796,850.75/27,043.44
  6. Step 6: Final answer
    x = 10,974.82

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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.