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Finding the Fourth Proportional to 29,952.80, 44,929.20 and 27,231.20

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Solution

The fourth proportional to 29,952.80, 44,929.20 and 27,231.20 is: 40,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,952.80 : 44,929.20 = 27,231.20 : x
  2. Step 2: Convert to fraction form
    29,952.80/44,929.20 = 27,231.20/x
  3. Step 3: Cross multiply
    29,952.80x = 44,929.20 × 27,231.20
  4. Step 4: Simplify right side
    29,952.80x = 1,223,476,031.04
  5. Step 5: Solve for x
    x = 1,223,476,031.04/29,952.80
  6. Step 6: Final answer
    x = 40,846.80

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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.