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Finding the Fourth Proportional to 88,675.70, 132,964.74 and 60,627.42

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Solution

The fourth proportional to 88,675.70, 132,964.74 and 60,627.42 is: 90,907.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,675.70 : 132,964.74 = 60,627.42 : x
  2. Step 2: Convert to fraction form
    88,675.70/132,964.74 = 60,627.42/x
  3. Step 3: Cross multiply
    88,675.70x = 132,964.74 × 60,627.42
  4. Step 4: Simplify right side
    88,675.70x = 8,061,309,137.17
  5. Step 5: Solve for x
    x = 8,061,309,137.17/88,675.70
  6. Step 6: Final answer
    x = 90,907.76

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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.