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Finding the Fourth Proportional to 16,141.12, 24,216 and 9,220.48

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Solution

The fourth proportional to 16,141.12, 24,216 and 9,220.48 is: 13,833.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,141.12 : 24,216 = 9,220.48 : x
  2. Step 2: Convert to fraction form
    16,141.12/24,216 = 9,220.48/x
  3. Step 3: Cross multiply
    16,141.12x = 24,216 × 9,220.48
  4. Step 4: Simplify right side
    16,141.12x = 223,283,143.68
  5. Step 5: Solve for x
    x = 223,283,143.68/16,141.12
  6. Step 6: Final answer
    x = 13,833.19

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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.