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Finding the Fourth Proportional to 88,171.54, 132,258.39 and 25,843.30

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Solution

The fourth proportional to 88,171.54, 132,258.39 and 25,843.30 is: 38,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,171.54 : 132,258.39 = 25,843.30 : x
  2. Step 2: Convert to fraction form
    88,171.54/132,258.39 = 25,843.30/x
  3. Step 3: Cross multiply
    88,171.54x = 132,258.39 × 25,843.30
  4. Step 4: Simplify right side
    88,171.54x = 3,417,993,250.29
  5. Step 5: Solve for x
    x = 3,417,993,250.29/88,171.54
  6. Step 6: Final answer
    x = 38,765.27

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1.5x scale

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.