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Finding the Fourth Proportional to 80,110.02, 120,163.70 and 32,714.70

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Solution

The fourth proportional to 80,110.02, 120,163.70 and 32,714.70 is: 49,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,110.02 : 120,163.70 = 32,714.70 : x
  2. Step 2: Convert to fraction form
    80,110.02/120,163.70 = 32,714.70/x
  3. Step 3: Cross multiply
    80,110.02x = 120,163.70 × 32,714.70
  4. Step 4: Simplify right side
    80,110.02x = 3,931,119,396.39
  5. Step 5: Solve for x
    x = 3,931,119,396.39/80,110.02
  6. Step 6: Final answer
    x = 49,071.51

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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.