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Finding the Fourth Proportional to 80,110.40, 120,001.60 and 44,976.32

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Solution

The fourth proportional to 80,110.40, 120,001.60 and 44,976.32 is: 67,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,110.40 : 120,001.60 = 44,976.32 : x
  2. Step 2: Convert to fraction form
    80,110.40/120,001.60 = 44,976.32/x
  3. Step 3: Cross multiply
    80,110.40x = 120,001.60 × 44,976.32
  4. Step 4: Simplify right side
    80,110.40x = 5,397,230,362.11
  5. Step 5: Solve for x
    x = 5,397,230,362.11/80,110.40
  6. Step 6: Final answer
    x = 67,372.41

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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.