Home / 68,013.36-102,027.63-18,095.38

Finding the Fourth Proportional to 68,013.36, 102,027.63 and 18,095.38

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Solution

The fourth proportional to 68,013.36, 102,027.63 and 18,095.38 is: 27,145.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,013.36 : 102,027.63 = 18,095.38 : x
  2. Step 2: Convert to fraction form
    68,013.36/102,027.63 = 18,095.38/x
  3. Step 3: Cross multiply
    68,013.36x = 102,027.63 × 18,095.38
  4. Step 4: Simplify right side
    68,013.36x = 1,846,228,735.35
  5. Step 5: Solve for x
    x = 1,846,228,735.35/68,013.36
  6. Step 6: Final answer
    x = 27,145.09

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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.