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Finding the Fourth Proportional to 110,727.70, 166,042.95 and 44,145.70

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Solution

The fourth proportional to 110,727.70, 166,042.95 and 44,145.70 is: 66,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,727.70 : 166,042.95 = 44,145.70 : x
  2. Step 2: Convert to fraction form
    110,727.70/166,042.95 = 44,145.70/x
  3. Step 3: Cross multiply
    110,727.70x = 166,042.95 × 44,145.70
  4. Step 4: Simplify right side
    110,727.70x = 7,330,082,257.82
  5. Step 5: Solve for x
    x = 7,330,082,257.82/110,727.70
  6. Step 6: Final answer
    x = 66,199.17

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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.