Home / 205,105.67-283,060.04-114,479.29

Finding the Fourth Proportional to 205,105.67, 283,060.04 and 114,479.29

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Solution

The fourth proportional to 205,105.67, 283,060.04 and 114,479.29 is: 157,989.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,105.67 : 283,060.04 = 114,479.29 : x
  2. Step 2: Convert to fraction form
    205,105.67/283,060.04 = 114,479.29/x
  3. Step 3: Cross multiply
    205,105.67x = 283,060.04 × 114,479.29
  4. Step 4: Simplify right side
    205,105.67x = 32,404,511,126.53
  5. Step 5: Solve for x
    x = 32,404,511,126.53/205,105.67
  6. Step 6: Final answer
    x = 157,989.35

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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.