Home / 268,227.12-370,159.62-147,375.96

Finding the Fourth Proportional to 268,227.12, 370,159.62 and 147,375.96

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Solution

The fourth proportional to 268,227.12, 370,159.62 and 147,375.96 is: 203,382.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,227.12 : 370,159.62 = 147,375.96 : x
  2. Step 2: Convert to fraction form
    268,227.12/370,159.62 = 147,375.96/x
  3. Step 3: Cross multiply
    268,227.12x = 370,159.62 × 147,375.96
  4. Step 4: Simplify right side
    268,227.12x = 54,552,629,350.74
  5. Step 5: Solve for x
    x = 54,552,629,350.74/268,227.12
  6. Step 6: Final answer
    x = 203,382.23

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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.