Home / 195,919.75-293,633.66-105,958.87

Finding the Fourth Proportional to 195,919.75, 293,633.66 and 105,958.87

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Solution

The fourth proportional to 195,919.75, 293,633.66 and 105,958.87 is: 158,805.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,919.75 : 293,633.66 = 105,958.87 : x
  2. Step 2: Convert to fraction form
    195,919.75/293,633.66 = 105,958.87/x
  3. Step 3: Cross multiply
    195,919.75x = 293,633.66 × 105,958.87
  4. Step 4: Simplify right side
    195,919.75x = 31,113,090,807.56
  5. Step 5: Solve for x
    x = 31,113,090,807.56/195,919.75
  6. Step 6: Final answer
    x = 158,805.28

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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.