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Finding the Fourth Proportional to 29,204.80, 43,807.20 and 25,403.20

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Solution

The fourth proportional to 29,204.80, 43,807.20 and 25,403.20 is: 38,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,204.80 : 43,807.20 = 25,403.20 : x
  2. Step 2: Convert to fraction form
    29,204.80/43,807.20 = 25,403.20/x
  3. Step 3: Cross multiply
    29,204.80x = 43,807.20 × 25,403.20
  4. Step 4: Simplify right side
    29,204.80x = 1,112,843,063.04
  5. Step 5: Solve for x
    x = 1,112,843,063.04/29,204.80
  6. Step 6: Final answer
    x = 38,104.80

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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.