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Finding the Fourth Proportional to 69,165.90, 103,736.30 and 24,193.89

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Solution

The fourth proportional to 69,165.90, 103,736.30 and 24,193.89 is: 36,286.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,165.90 : 103,736.30 = 24,193.89 : x
  2. Step 2: Convert to fraction form
    69,165.90/103,736.30 = 24,193.89/x
  3. Step 3: Cross multiply
    69,165.90x = 103,736.30 × 24,193.89
  4. Step 4: Simplify right side
    69,165.90x = 2,509,784,510.24
  5. Step 5: Solve for x
    x = 2,509,784,510.24/69,165.90
  6. Step 6: Final answer
    x = 36,286.44

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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.