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Finding the Fourth Proportional to 88,491.88, 132,660.06 and 33,074.92

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Solution

The fourth proportional to 88,491.88, 132,660.06 and 33,074.92 is: 49,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,491.88 : 132,660.06 = 33,074.92 : x
  2. Step 2: Convert to fraction form
    88,491.88/132,660.06 = 33,074.92/x
  3. Step 3: Cross multiply
    88,491.88x = 132,660.06 × 33,074.92
  4. Step 4: Simplify right side
    88,491.88x = 4,387,720,871.70
  5. Step 5: Solve for x
    x = 4,387,720,871.70/88,491.88
  6. Step 6: Final answer
    x = 49,583.32

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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.