Home / 106,351.75-159,527.17-43,171.33

Finding the Fourth Proportional to 106,351.75, 159,527.17 and 43,171.33

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Solution

The fourth proportional to 106,351.75, 159,527.17 and 43,171.33 is: 64,756.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,351.75 : 159,527.17 = 43,171.33 : x
  2. Step 2: Convert to fraction form
    106,351.75/159,527.17 = 43,171.33/x
  3. Step 3: Cross multiply
    106,351.75x = 159,527.17 × 43,171.33
  4. Step 4: Simplify right side
    106,351.75x = 6,886,999,884.18
  5. Step 5: Solve for x
    x = 6,886,999,884.18/106,351.75
  6. Step 6: Final answer
    x = 64,756.81

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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.