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Finding the Fourth Proportional to 88,906.80, 133,311.60 and 36,256.80

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Solution

The fourth proportional to 88,906.80, 133,311.60 and 36,256.80 is: 54,365.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,906.80 : 133,311.60 = 36,256.80 : x
  2. Step 2: Convert to fraction form
    88,906.80/133,311.60 = 36,256.80/x
  3. Step 3: Cross multiply
    88,906.80x = 133,311.60 × 36,256.80
  4. Step 4: Simplify right side
    88,906.80x = 4,833,452,018.88
  5. Step 5: Solve for x
    x = 4,833,452,018.88/88,906.80
  6. Step 6: Final answer
    x = 54,365.38

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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.