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Finding the Fourth Proportional to 111,251.61, 166,974.08 and 44,737.65

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Solution

The fourth proportional to 111,251.61, 166,974.08 and 44,737.65 is: 67,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,251.61 : 166,974.08 = 44,737.65 : x
  2. Step 2: Convert to fraction form
    111,251.61/166,974.08 = 44,737.65/x
  3. Step 3: Cross multiply
    111,251.61x = 166,974.08 × 44,737.65
  4. Step 4: Simplify right side
    111,251.61x = 7,470,027,726.42
  5. Step 5: Solve for x
    x = 7,470,027,726.42/111,251.61
  6. Step 6: Final answer
    x = 67,145.34

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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.