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Finding the Fourth Proportional to 65,592.52, 98,388.78 and 18,845.44

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Solution

The fourth proportional to 65,592.52, 98,388.78 and 18,845.44 is: 28,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,592.52 : 98,388.78 = 18,845.44 : x
  2. Step 2: Convert to fraction form
    65,592.52/98,388.78 = 18,845.44/x
  3. Step 3: Cross multiply
    65,592.52x = 98,388.78 × 18,845.44
  4. Step 4: Simplify right side
    65,592.52x = 1,854,179,850.16
  5. Step 5: Solve for x
    x = 1,854,179,850.16/65,592.52
  6. Step 6: Final answer
    x = 28,268.16

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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.