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Finding the Fourth Proportional to 24,400.31, 33,676.04 and 15,448.65

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Solution

The fourth proportional to 24,400.31, 33,676.04 and 15,448.65 is: 21,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,400.31 : 33,676.04 = 15,448.65 : x
  2. Step 2: Convert to fraction form
    24,400.31/33,676.04 = 15,448.65/x
  3. Step 3: Cross multiply
    24,400.31x = 33,676.04 × 15,448.65
  4. Step 4: Simplify right side
    24,400.31x = 520,249,340.67
  5. Step 5: Solve for x
    x = 520,249,340.67/24,400.31
  6. Step 6: Final answer
    x = 21,321.42

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