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Finding the Fourth Proportional to 10,754.72, 14,841.02 and 5,974.99

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Solution

The fourth proportional to 10,754.72, 14,841.02 and 5,974.99 is: 8,245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754.72 : 14,841.02 = 5,974.99 : x
  2. Step 2: Convert to fraction form
    10,754.72/14,841.02 = 5,974.99/x
  3. Step 3: Cross multiply
    10,754.72x = 14,841.02 × 5,974.99
  4. Step 4: Simplify right side
    10,754.72x = 88,674,879.11
  5. Step 5: Solve for x
    x = 88,674,879.11/10,754.72
  6. Step 6: Final answer
    x = 8,245.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.