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Finding the Fourth Proportional to 132,564.48, 198,850.08 and 39,073.44

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Solution

The fourth proportional to 132,564.48, 198,850.08 and 39,073.44 is: 58,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,564.48 : 198,850.08 = 39,073.44 : x
  2. Step 2: Convert to fraction form
    132,564.48/198,850.08 = 39,073.44/x
  3. Step 3: Cross multiply
    132,564.48x = 198,850.08 × 39,073.44
  4. Step 4: Simplify right side
    132,564.48x = 7,769,756,669.88
  5. Step 5: Solve for x
    x = 7,769,756,669.88/132,564.48
  6. Step 6: Final answer
    x = 58,611.15

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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.