Home / 86,761.38-130,140.27-27,597.18

Finding the Fourth Proportional to 86,761.38, 130,140.27 and 27,597.18

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Solution

The fourth proportional to 86,761.38, 130,140.27 and 27,597.18 is: 41,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,761.38 : 130,140.27 = 27,597.18 : x
  2. Step 2: Convert to fraction form
    86,761.38/130,140.27 = 27,597.18/x
  3. Step 3: Cross multiply
    86,761.38x = 130,140.27 × 27,597.18
  4. Step 4: Simplify right side
    86,761.38x = 3,591,504,456.44
  5. Step 5: Solve for x
    x = 3,591,504,456.44/86,761.38
  6. Step 6: Final answer
    x = 41,395.20

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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.