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Finding the Fourth Proportional to 69,144.29, 103,751.97 and 59,844.07

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Solution

The fourth proportional to 69,144.29, 103,751.97 and 59,844.07 is: 89,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,144.29 : 103,751.97 = 59,844.07 : x
  2. Step 2: Convert to fraction form
    69,144.29/103,751.97 = 59,844.07/x
  3. Step 3: Cross multiply
    69,144.29x = 103,751.97 × 59,844.07
  4. Step 4: Simplify right side
    69,144.29x = 6,208,940,155.32
  5. Step 5: Solve for x
    x = 6,208,940,155.32/69,144.29
  6. Step 6: Final answer
    x = 89,796.86

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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.