Home / 68,016.36-102,032.14-18,098.38

Finding the Fourth Proportional to 68,016.36, 102,032.14 and 18,098.38

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Solution

The fourth proportional to 68,016.36, 102,032.14 and 18,098.38 is: 27,149.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,016.36 : 102,032.14 = 18,098.38 : x
  2. Step 2: Convert to fraction form
    68,016.36/102,032.14 = 18,098.38/x
  3. Step 3: Cross multiply
    68,016.36x = 102,032.14 × 18,098.38
  4. Step 4: Simplify right side
    68,016.36x = 1,846,616,441.93
  5. Step 5: Solve for x
    x = 1,846,616,441.93/68,016.36
  6. Step 6: Final answer
    x = 27,149.59

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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.