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Finding the Fourth Proportional to 111,240.62, 166,860.82 and 44,680.76

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Solution

The fourth proportional to 111,240.62, 166,860.82 and 44,680.76 is: 67,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,240.62 : 166,860.82 = 44,680.76 : x
  2. Step 2: Convert to fraction form
    111,240.62/166,860.82 = 44,680.76/x
  3. Step 3: Cross multiply
    111,240.62x = 166,860.82 × 44,680.76
  4. Step 4: Simplify right side
    111,240.62x = 7,455,468,099.10
  5. Step 5: Solve for x
    x = 7,455,468,099.10/111,240.62
  6. Step 6: Final answer
    x = 67,021.10

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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.