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Finding the Fourth Proportional to 29,240, 40,351.13 and 16,493.14

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Solution

The fourth proportional to 29,240, 40,351.13 and 16,493.14 is: 22,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240 : 40,351.13 = 16,493.14 : x
  2. Step 2: Convert to fraction form
    29,240/40,351.13 = 16,493.14/x
  3. Step 3: Cross multiply
    29,240x = 40,351.13 × 16,493.14
  4. Step 4: Simplify right side
    29,240x = 665,516,836.25
  5. Step 5: Solve for x
    x = 665,516,836.25/29,240
  6. Step 6: Final answer
    x = 22,760.49

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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.