Home / 171,729.97-236,956.82-103,701.42

Finding the Fourth Proportional to 171,729.97, 236,956.82 and 103,701.42

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Solution

The fourth proportional to 171,729.97, 236,956.82 and 103,701.42 is: 143,089.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,729.97 : 236,956.82 = 103,701.42 : x
  2. Step 2: Convert to fraction form
    171,729.97/236,956.82 = 103,701.42/x
  3. Step 3: Cross multiply
    171,729.97x = 236,956.82 × 103,701.42
  4. Step 4: Simplify right side
    171,729.97x = 24,572,758,194.18
  5. Step 5: Solve for x
    x = 24,572,758,194.18/171,729.97
  6. Step 6: Final answer
    x = 143,089.52

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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.