Home / 80,650.26-111,300.21-44,850.42

Finding the Fourth Proportional to 80,650.26, 111,300.21 and 44,850.42

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Solution

The fourth proportional to 80,650.26, 111,300.21 and 44,850.42 is: 61,895.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,650.26 : 111,300.21 = 44,850.42 : x
  2. Step 2: Convert to fraction form
    80,650.26/111,300.21 = 44,850.42/x
  3. Step 3: Cross multiply
    80,650.26x = 111,300.21 × 44,850.42
  4. Step 4: Simplify right side
    80,650.26x = 4,991,861,164.59
  5. Step 5: Solve for x
    x = 4,991,861,164.59/80,650.26
  6. Step 6: Final answer
    x = 61,895.17

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.