Home / 106,616.25-159,825.96-40,011.17

Finding the Fourth Proportional to 106,616.25, 159,825.96 and 40,011.17

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Solution

The fourth proportional to 106,616.25, 159,825.96 and 40,011.17 is: 59,979.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,616.25 : 159,825.96 = 40,011.17 : x
  2. Step 2: Convert to fraction form
    106,616.25/159,825.96 = 40,011.17/x
  3. Step 3: Cross multiply
    106,616.25x = 159,825.96 × 40,011.17
  4. Step 4: Simplify right side
    106,616.25x = 6,394,822,856.84
  5. Step 5: Solve for x
    x = 6,394,822,856.84/106,616.25
  6. Step 6: Final answer
    x = 59,979.81

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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.