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Finding the Fourth Proportional to 69,437.52, 104,161.67 and 22,695.12

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Solution

The fourth proportional to 69,437.52, 104,161.67 and 22,695.12 is: 34,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,437.52 : 104,161.67 = 22,695.12 : x
  2. Step 2: Convert to fraction form
    69,437.52/104,161.67 = 22,695.12/x
  3. Step 3: Cross multiply
    69,437.52x = 104,161.67 × 22,695.12
  4. Step 4: Simplify right side
    69,437.52x = 2,363,961,135.98
  5. Step 5: Solve for x
    x = 2,363,961,135.98/69,437.52
  6. Step 6: Final answer
    x = 34,044.44

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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.