Home / 106,557.93-159,837.30-67,016.97

Finding the Fourth Proportional to 106,557.93, 159,837.30 and 67,016.97

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Solution

The fourth proportional to 106,557.93, 159,837.30 and 67,016.97 is: 100,525.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,557.93 : 159,837.30 = 67,016.97 : x
  2. Step 2: Convert to fraction form
    106,557.93/159,837.30 = 67,016.97/x
  3. Step 3: Cross multiply
    106,557.93x = 159,837.30 × 67,016.97
  4. Step 4: Simplify right side
    106,557.93x = 10,711,811,538.98
  5. Step 5: Solve for x
    x = 10,711,811,538.98/106,557.93
  6. Step 6: Final answer
    x = 100,525.71

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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.