Home / 263,288.64-363,190.68-161,363.52

Finding the Fourth Proportional to 263,288.64, 363,190.68 and 161,363.52

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Solution

The fourth proportional to 263,288.64, 363,190.68 and 161,363.52 is: 222,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,288.64 : 363,190.68 = 161,363.52 : x
  2. Step 2: Convert to fraction form
    263,288.64/363,190.68 = 161,363.52/x
  3. Step 3: Cross multiply
    263,288.64x = 363,190.68 × 161,363.52
  4. Step 4: Simplify right side
    263,288.64x = 58,605,726,555.99
  5. Step 5: Solve for x
    x = 58,605,726,555.99/263,288.64
  6. Step 6: Final answer
    x = 222,591.17

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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.