Home / 69,188.91-103,822.83-27,072.42

Finding the Fourth Proportional to 69,188.91, 103,822.83 and 27,072.42

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Solution

The fourth proportional to 69,188.91, 103,822.83 and 27,072.42 is: 40,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,188.91 : 103,822.83 = 27,072.42 : x
  2. Step 2: Convert to fraction form
    69,188.91/103,822.83 = 27,072.42/x
  3. Step 3: Cross multiply
    69,188.91x = 103,822.83 × 27,072.42
  4. Step 4: Simplify right side
    69,188.91x = 2,810,735,259.35
  5. Step 5: Solve for x
    x = 2,810,735,259.35/69,188.91
  6. Step 6: Final answer
    x = 40,624.07

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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.