Home / 87,802.56-131,733.41-27,840.83

Finding the Fourth Proportional to 87,802.56, 131,733.41 and 27,840.83

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Solution

The fourth proportional to 87,802.56, 131,733.41 and 27,840.83 is: 41,770.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,802.56 : 131,733.41 = 27,840.83 : x
  2. Step 2: Convert to fraction form
    87,802.56/131,733.41 = 27,840.83/x
  3. Step 3: Cross multiply
    87,802.56x = 131,733.41 × 27,840.83
  4. Step 4: Simplify right side
    87,802.56x = 3,667,566,675.26
  5. Step 5: Solve for x
    x = 3,667,566,675.26/87,802.56
  6. Step 6: Final answer
    x = 41,770.61

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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.