Home / 268,338.82-370,153.38-167,561.86

Finding the Fourth Proportional to 268,338.82, 370,153.38 and 167,561.86

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Solution

The fourth proportional to 268,338.82, 370,153.38 and 167,561.86 is: 231,139.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,338.82 : 370,153.38 = 167,561.86 : x
  2. Step 2: Convert to fraction form
    268,338.82/370,153.38 = 167,561.86/x
  3. Step 3: Cross multiply
    268,338.82x = 370,153.38 × 167,561.86
  4. Step 4: Simplify right side
    268,338.82x = 62,023,587,912.70
  5. Step 5: Solve for x
    x = 62,023,587,912.70/268,338.82
  6. Step 6: Final answer
    x = 231,139.08

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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.