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Finding the Fourth Proportional to 27,966.60, 41,950.17 and 8,245.53

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Solution

The fourth proportional to 27,966.60, 41,950.17 and 8,245.53 is: 12,368.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,966.60 : 41,950.17 = 8,245.53 : x
  2. Step 2: Convert to fraction form
    27,966.60/41,950.17 = 8,245.53/x
  3. Step 3: Cross multiply
    27,966.60x = 41,950.17 × 8,245.53
  4. Step 4: Simplify right side
    27,966.60x = 345,901,385.24
  5. Step 5: Solve for x
    x = 345,901,385.24/27,966.60
  6. Step 6: Final answer
    x = 12,368.37

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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.