Home / 141,198.67-194,874.56-84,615.31

Finding the Fourth Proportional to 141,198.67, 194,874.56 and 84,615.31

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Solution

The fourth proportional to 141,198.67, 194,874.56 and 84,615.31 is: 116,781.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,198.67 : 194,874.56 = 84,615.31 : x
  2. Step 2: Convert to fraction form
    141,198.67/194,874.56 = 84,615.31/x
  3. Step 3: Cross multiply
    141,198.67x = 194,874.56 × 84,615.31
  4. Step 4: Simplify right side
    141,198.67x = 16,489,371,305.51
  5. Step 5: Solve for x
    x = 16,489,371,305.51/141,198.67
  6. Step 6: Final answer
    x = 116,781.35

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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.