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Finding the Fourth Proportional to 88,468.98, 132,745.96 and 55,180.50

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Solution

The fourth proportional to 88,468.98, 132,745.96 and 55,180.50 is: 82,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,468.98 : 132,745.96 = 55,180.50 : x
  2. Step 2: Convert to fraction form
    88,468.98/132,745.96 = 55,180.50/x
  3. Step 3: Cross multiply
    88,468.98x = 132,745.96 × 55,180.50
  4. Step 4: Simplify right side
    88,468.98x = 7,324,988,445.78
  5. Step 5: Solve for x
    x = 7,324,988,445.78/88,468.98
  6. Step 6: Final answer
    x = 82,797.25

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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.