Home / 87,494.93-131,261.53-28,336.58

Finding the Fourth Proportional to 87,494.93, 131,261.53 and 28,336.58

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Solution

The fourth proportional to 87,494.93, 131,261.53 and 28,336.58 is: 42,511.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,494.93 : 131,261.53 = 28,336.58 : x
  2. Step 2: Convert to fraction form
    87,494.93/131,261.53 = 28,336.58/x
  3. Step 3: Cross multiply
    87,494.93x = 131,261.53 × 28,336.58
  4. Step 4: Simplify right side
    87,494.93x = 3,719,502,770.24
  5. Step 5: Solve for x
    x = 3,719,502,770.24/87,494.93
  6. Step 6: Final answer
    x = 42,511.07

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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.