Home / 41,441.45-57,143.88-27,989.35

Finding the Fourth Proportional to 41,441.45, 57,143.88 and 27,989.35

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Solution

The fourth proportional to 41,441.45, 57,143.88 and 27,989.35 is: 38,594.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,441.45 : 57,143.88 = 27,989.35 : x
  2. Step 2: Convert to fraction form
    41,441.45/57,143.88 = 27,989.35/x
  3. Step 3: Cross multiply
    41,441.45x = 57,143.88 × 27,989.35
  4. Step 4: Simplify right side
    41,441.45x = 1,599,419,914.82
  5. Step 5: Solve for x
    x = 1,599,419,914.82/41,441.45
  6. Step 6: Final answer
    x = 38,594.69

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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.