Home / 111,976.90-167,965.35-41,847.10

Finding the Fourth Proportional to 111,976.90, 167,965.35 and 41,847.10

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Solution

The fourth proportional to 111,976.90, 167,965.35 and 41,847.10 is: 62,770.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,976.90 : 167,965.35 = 41,847.10 : x
  2. Step 2: Convert to fraction form
    111,976.90/167,965.35 = 41,847.10/x
  3. Step 3: Cross multiply
    111,976.90x = 167,965.35 × 41,847.10
  4. Step 4: Simplify right side
    111,976.90x = 7,028,862,797.99
  5. Step 5: Solve for x
    x = 7,028,862,797.99/111,976.90
  6. Step 6: Final answer
    x = 62,770.65

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Double scale
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Similar ratio
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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.