Home / 106,864.82-160,198.81-50,731.36

Finding the Fourth Proportional to 106,864.82, 160,198.81 and 50,731.36

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Solution

The fourth proportional to 106,864.82, 160,198.81 and 50,731.36 is: 76,050.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,864.82 : 160,198.81 = 50,731.36 : x
  2. Step 2: Convert to fraction form
    106,864.82/160,198.81 = 50,731.36/x
  3. Step 3: Cross multiply
    106,864.82x = 160,198.81 × 50,731.36
  4. Step 4: Simplify right side
    106,864.82x = 8,127,104,160.84
  5. Step 5: Solve for x
    x = 8,127,104,160.84/106,864.82
  6. Step 6: Final answer
    x = 76,050.32

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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.