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Finding the Fourth Proportional to 235,173.20, 352,414.20 and 94,686.80

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Solution

The fourth proportional to 235,173.20, 352,414.20 and 94,686.80 is: 141,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,173.20 : 352,414.20 = 94,686.80 : x
  2. Step 2: Convert to fraction form
    235,173.20/352,414.20 = 94,686.80/x
  3. Step 3: Cross multiply
    235,173.20x = 352,414.20 × 94,686.80
  4. Step 4: Simplify right side
    235,173.20x = 33,368,972,872.56
  5. Step 5: Solve for x
    x = 33,368,972,872.56/235,173.20
  6. Step 6: Final answer
    x = 141,891.05

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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.