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Finding the Fourth Proportional to 88,369.79, 132,558.78 and 25,194.20

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Solution

The fourth proportional to 88,369.79, 132,558.78 and 25,194.20 is: 37,792.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,369.79 : 132,558.78 = 25,194.20 : x
  2. Step 2: Convert to fraction form
    88,369.79/132,558.78 = 25,194.20/x
  3. Step 3: Cross multiply
    88,369.79x = 132,558.78 × 25,194.20
  4. Step 4: Simplify right side
    88,369.79x = 3,339,711,626.31
  5. Step 5: Solve for x
    x = 3,339,711,626.31/88,369.79
  6. Step 6: Final answer
    x = 37,792.46

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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.