Home / 269,067.36-371,315.52-148,209.18

Finding the Fourth Proportional to 269,067.36, 371,315.52 and 148,209.18

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Solution

The fourth proportional to 269,067.36, 371,315.52 and 148,209.18 is: 204,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,067.36 : 371,315.52 = 148,209.18 : x
  2. Step 2: Convert to fraction form
    269,067.36/371,315.52 = 148,209.18/x
  3. Step 3: Cross multiply
    269,067.36x = 371,315.52 × 148,209.18
  4. Step 4: Simplify right side
    269,067.36x = 55,032,368,740.47
  5. Step 5: Solve for x
    x = 55,032,368,740.47/269,067.36
  6. Step 6: Final answer
    x = 204,530.08

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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.