Home / 106,515.59-159,855.89-40,016.15

Finding the Fourth Proportional to 106,515.59, 159,855.89 and 40,016.15

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Solution

The fourth proportional to 106,515.59, 159,855.89 and 40,016.15 is: 60,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,515.59 : 159,855.89 = 40,016.15 : x
  2. Step 2: Convert to fraction form
    106,515.59/159,855.89 = 40,016.15/x
  3. Step 3: Cross multiply
    106,515.59x = 159,855.89 × 40,016.15
  4. Step 4: Simplify right side
    106,515.59x = 6,396,817,072.54
  5. Step 5: Solve for x
    x = 6,396,817,072.54/106,515.59
  6. Step 6: Final answer
    x = 60,055.22

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1.5x scale

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.