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Finding the Fourth Proportional to 88,616, 132,849.48 and 36,063.20

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Solution

The fourth proportional to 88,616, 132,849.48 and 36,063.20 is: 54,064.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,616 : 132,849.48 = 36,063.20 : x
  2. Step 2: Convert to fraction form
    88,616/132,849.48 = 36,063.20/x
  3. Step 3: Cross multiply
    88,616x = 132,849.48 × 36,063.20
  4. Step 4: Simplify right side
    88,616x = 4,790,977,367.14
  5. Step 5: Solve for x
    x = 4,790,977,367.14/88,616
  6. Step 6: Final answer
    x = 54,064.47

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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.