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Finding the Fourth Proportional to 203,799.01, 281,282.52 and 130,164.13

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Solution

The fourth proportional to 203,799.01, 281,282.52 and 130,164.13 is: 179,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,799.01 : 281,282.52 = 130,164.13 : x
  2. Step 2: Convert to fraction form
    203,799.01/281,282.52 = 130,164.13/x
  3. Step 3: Cross multiply
    203,799.01x = 281,282.52 × 130,164.13
  4. Step 4: Simplify right side
    203,799.01x = 36,612,894,500.01
  5. Step 5: Solve for x
    x = 36,612,894,500.01/203,799.01
  6. Step 6: Final answer
    x = 179,651.98

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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.