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Finding the Fourth Proportional to 27,061.67, 40,593.20 and 12,826.82

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Solution

The fourth proportional to 27,061.67, 40,593.20 and 12,826.82 is: 19,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,061.67 : 40,593.20 = 12,826.82 : x
  2. Step 2: Convert to fraction form
    27,061.67/40,593.20 = 12,826.82/x
  3. Step 3: Cross multiply
    27,061.67x = 40,593.20 × 12,826.82
  4. Step 4: Simplify right side
    27,061.67x = 520,681,669.62
  5. Step 5: Solve for x
    x = 520,681,669.62/27,061.67
  6. Step 6: Final answer
    x = 19,240.56

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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.