Home / 87,802.32-131,733.04-27,840.58

Finding the Fourth Proportional to 87,802.32, 131,733.04 and 27,840.58

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Solution

The fourth proportional to 87,802.32, 131,733.04 and 27,840.58 is: 41,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,802.32 : 131,733.04 = 27,840.58 : x
  2. Step 2: Convert to fraction form
    87,802.32/131,733.04 = 27,840.58/x
  3. Step 3: Cross multiply
    87,802.32x = 131,733.04 × 27,840.58
  4. Step 4: Simplify right side
    87,802.32x = 3,667,524,238.76
  5. Step 5: Solve for x
    x = 3,667,524,238.76/87,802.32
  6. Step 6: Final answer
    x = 41,770.24

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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.