Home / 225,943.66-338,381.07-196,199.92

Finding the Fourth Proportional to 225,943.66, 338,381.07 and 196,199.92

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Solution

The fourth proportional to 225,943.66, 338,381.07 and 196,199.92 is: 293,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,943.66 : 338,381.07 = 196,199.92 : x
  2. Step 2: Convert to fraction form
    225,943.66/338,381.07 = 196,199.92/x
  3. Step 3: Cross multiply
    225,943.66x = 338,381.07 × 196,199.92
  4. Step 4: Simplify right side
    225,943.66x = 66,390,338,863.51
  5. Step 5: Solve for x
    x = 66,390,338,863.51/225,943.66
  6. Step 6: Final answer
    x = 293,835.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.