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Finding the Fourth Proportional to 24,918.60, 37,378.04 and 7,388.56

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Solution

The fourth proportional to 24,918.60, 37,378.04 and 7,388.56 is: 11,082.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,918.60 : 37,378.04 = 7,388.56 : x
  2. Step 2: Convert to fraction form
    24,918.60/37,378.04 = 7,388.56/x
  3. Step 3: Cross multiply
    24,918.60x = 37,378.04 × 7,388.56
  4. Step 4: Simplify right side
    24,918.60x = 276,169,891.22
  5. Step 5: Solve for x
    x = 276,169,891.22/24,918.60
  6. Step 6: Final answer
    x = 11,082.88

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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.