Home / 195,202.51-269,385.92-107,988.82

Finding the Fourth Proportional to 195,202.51, 269,385.92 and 107,988.82

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Solution

The fourth proportional to 195,202.51, 269,385.92 and 107,988.82 is: 149,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,202.51 : 269,385.92 = 107,988.82 : x
  2. Step 2: Convert to fraction form
    195,202.51/269,385.92 = 107,988.82/x
  3. Step 3: Cross multiply
    195,202.51x = 269,385.92 × 107,988.82
  4. Step 4: Simplify right side
    195,202.51x = 29,090,667,221.92
  5. Step 5: Solve for x
    x = 29,090,667,221.92/195,202.51
  6. Step 6: Final answer
    x = 149,028.14

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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.