Home / 263,056.57-363,040.31-161,081.53

Finding the Fourth Proportional to 263,056.57, 363,040.31 and 161,081.53

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Solution

The fourth proportional to 263,056.57, 363,040.31 and 161,081.53 is: 222,306.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,056.57 : 363,040.31 = 161,081.53 : x
  2. Step 2: Convert to fraction form
    263,056.57/363,040.31 = 161,081.53/x
  3. Step 3: Cross multiply
    263,056.57x = 363,040.31 × 161,081.53
  4. Step 4: Simplify right side
    263,056.57x = 58,479,087,781.07
  5. Step 5: Solve for x
    x = 58,479,087,781.07/263,056.57
  6. Step 6: Final answer
    x = 222,306.13

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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.