Home / 87,015.44-130,539.49-27,835.22

Finding the Fourth Proportional to 87,015.44, 130,539.49 and 27,835.22

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Solution

The fourth proportional to 87,015.44, 130,539.49 and 27,835.22 is: 41,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,015.44 : 130,539.49 = 27,835.22 : x
  2. Step 2: Convert to fraction form
    87,015.44/130,539.49 = 27,835.22/x
  3. Step 3: Cross multiply
    87,015.44x = 130,539.49 × 27,835.22
  4. Step 4: Simplify right side
    87,015.44x = 3,633,594,700.55
  5. Step 5: Solve for x
    x = 3,633,594,700.55/87,015.44
  6. Step 6: Final answer
    x = 41,758.05

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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.