Home / 86,739.44-130,081.29-27,561.27

Finding the Fourth Proportional to 86,739.44, 130,081.29 and 27,561.27

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Solution

The fourth proportional to 86,739.44, 130,081.29 and 27,561.27 is: 41,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,739.44 : 130,081.29 = 27,561.27 : x
  2. Step 2: Convert to fraction form
    86,739.44/130,081.29 = 27,561.27/x
  3. Step 3: Cross multiply
    86,739.44x = 130,081.29 × 27,561.27
  4. Step 4: Simplify right side
    86,739.44x = 3,585,205,555.64
  5. Step 5: Solve for x
    x = 3,585,205,555.64/86,739.44
  6. Step 6: Final answer
    x = 41,333.05

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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.