Home / 204,397.12-282,067.80-114,973.12

Finding the Fourth Proportional to 204,397.12, 282,067.80 and 114,973.12

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Solution

The fourth proportional to 204,397.12, 282,067.80 and 114,973.12 is: 158,662.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,397.12 : 282,067.80 = 114,973.12 : x
  2. Step 2: Convert to fraction form
    204,397.12/282,067.80 = 114,973.12/x
  3. Step 3: Cross multiply
    204,397.12x = 282,067.80 × 114,973.12
  4. Step 4: Simplify right side
    204,397.12x = 32,430,215,017.54
  5. Step 5: Solve for x
    x = 32,430,215,017.54/204,397.12
  6. Step 6: Final answer
    x = 158,662.78

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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.