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Finding the Fourth Proportional to 79,950.98, 119,795.25 and 27,331.76

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Solution

The fourth proportional to 79,950.98, 119,795.25 and 27,331.76 is: 40,952.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,950.98 : 119,795.25 = 27,331.76 : x
  2. Step 2: Convert to fraction form
    79,950.98/119,795.25 = 27,331.76/x
  3. Step 3: Cross multiply
    79,950.98x = 119,795.25 × 27,331.76
  4. Step 4: Simplify right side
    79,950.98x = 3,274,215,022.14
  5. Step 5: Solve for x
    x = 3,274,215,022.14/79,950.98
  6. Step 6: Final answer
    x = 40,952.78

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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.