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Finding the Fourth Proportional to 69,702.66, 104,558.04 and 25,329.24

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Solution

The fourth proportional to 69,702.66, 104,558.04 and 25,329.24 is: 37,995.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,702.66 : 104,558.04 = 25,329.24 : x
  2. Step 2: Convert to fraction form
    69,702.66/104,558.04 = 25,329.24/x
  3. Step 3: Cross multiply
    69,702.66x = 104,558.04 × 25,329.24
  4. Step 4: Simplify right side
    69,702.66x = 2,648,375,689.09
  5. Step 5: Solve for x
    x = 2,648,375,689.09/69,702.66
  6. Step 6: Final answer
    x = 37,995.33

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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.