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Finding the Fourth Proportional to 27,314.89, 40,972.42 and 7,593.45

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Solution

The fourth proportional to 27,314.89, 40,972.42 and 7,593.45 is: 11,390.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,314.89 : 40,972.42 = 7,593.45 : x
  2. Step 2: Convert to fraction form
    27,314.89/40,972.42 = 7,593.45/x
  3. Step 3: Cross multiply
    27,314.89x = 40,972.42 × 7,593.45
  4. Step 4: Simplify right side
    27,314.89x = 311,121,867.82
  5. Step 5: Solve for x
    x = 311,121,867.82/27,314.89
  6. Step 6: Final answer
    x = 11,390.19

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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.