Home / 252,220.38-378,338.49-94,418.70

Finding the Fourth Proportional to 252,220.38, 378,338.49 and 94,418.70

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Solution

The fourth proportional to 252,220.38, 378,338.49 and 94,418.70 is: 141,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,220.38 : 378,338.49 = 94,418.70 : x
  2. Step 2: Convert to fraction form
    252,220.38/378,338.49 = 94,418.70/x
  3. Step 3: Cross multiply
    252,220.38x = 378,338.49 × 94,418.70
  4. Step 4: Simplify right side
    252,220.38x = 35,722,228,385.76
  5. Step 5: Solve for x
    x = 35,722,228,385.76/252,220.38
  6. Step 6: Final answer
    x = 141,631.01

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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.