Home / 268,023.73-369,870.16-147,163.97

Finding the Fourth Proportional to 268,023.73, 369,870.16 and 147,163.97

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Solution

The fourth proportional to 268,023.73, 369,870.16 and 147,163.97 is: 203,084.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,023.73 : 369,870.16 = 147,163.97 : x
  2. Step 2: Convert to fraction form
    268,023.73/369,870.16 = 147,163.97/x
  3. Step 3: Cross multiply
    268,023.73x = 369,870.16 × 147,163.97
  4. Step 4: Simplify right side
    268,023.73x = 54,431,561,130.14
  5. Step 5: Solve for x
    x = 54,431,561,130.14/268,023.73
  6. Step 6: Final answer
    x = 203,084.86

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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.