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Finding the Fourth Proportional to 88,193.80, 132,245.34 and 25,856.20

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Solution

The fourth proportional to 88,193.80, 132,245.34 and 25,856.20 is: 38,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,193.80 : 132,245.34 = 25,856.20 : x
  2. Step 2: Convert to fraction form
    88,193.80/132,245.34 = 25,856.20/x
  3. Step 3: Cross multiply
    88,193.80x = 132,245.34 × 25,856.20
  4. Step 4: Simplify right side
    88,193.80x = 3,419,361,960.11
  5. Step 5: Solve for x
    x = 3,419,361,960.11/88,193.80
  6. Step 6: Final answer
    x = 38,771.00

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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.