Home / 226,952.31-313,195.07-136,309.81

Finding the Fourth Proportional to 226,952.31, 313,195.07 and 136,309.81

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Solution

The fourth proportional to 226,952.31, 313,195.07 and 136,309.81 is: 188,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,952.31 : 313,195.07 = 136,309.81 : x
  2. Step 2: Convert to fraction form
    226,952.31/313,195.07 = 136,309.81/x
  3. Step 3: Cross multiply
    226,952.31x = 313,195.07 × 136,309.81
  4. Step 4: Simplify right side
    226,952.31x = 42,691,560,935.47
  5. Step 5: Solve for x
    x = 42,691,560,935.47/226,952.31
  6. Step 6: Final answer
    x = 188,108.07

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1.5x scale

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.