Home / 153,721.24-229,053.65-136,952.42

Finding the Fourth Proportional to 153,721.24, 229,053.65 and 136,952.42

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Solution

The fourth proportional to 153,721.24, 229,053.65 and 136,952.42 is: 204,067.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,721.24 : 229,053.65 = 136,952.42 : x
  2. Step 2: Convert to fraction form
    153,721.24/229,053.65 = 136,952.42/x
  3. Step 3: Cross multiply
    153,721.24x = 229,053.65 × 136,952.42
  4. Step 4: Simplify right side
    153,721.24x = 31,369,449,847.30
  5. Step 5: Solve for x
    x = 31,369,449,847.30/153,721.24
  6. Step 6: Final answer
    x = 204,067.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.