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Finding the Fourth Proportional to 69,046.08, 103,573.44 and 27,492

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Solution

The fourth proportional to 69,046.08, 103,573.44 and 27,492 is: 41,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,046.08 : 103,573.44 = 27,492 : x
  2. Step 2: Convert to fraction form
    69,046.08/103,573.44 = 27,492/x
  3. Step 3: Cross multiply
    69,046.08x = 103,573.44 × 27,492
  4. Step 4: Simplify right side
    69,046.08x = 2,847,441,012.48
  5. Step 5: Solve for x
    x = 2,847,441,012.48/69,046.08
  6. Step 6: Final answer
    x = 41,239.72

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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.