Home / 87,370.50-131,055.88-37,446.69

Finding the Fourth Proportional to 87,370.50, 131,055.88 and 37,446.69

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Solution

The fourth proportional to 87,370.50, 131,055.88 and 37,446.69 is: 56,170.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,370.50 : 131,055.88 = 37,446.69 : x
  2. Step 2: Convert to fraction form
    87,370.50/131,055.88 = 37,446.69/x
  3. Step 3: Cross multiply
    87,370.50x = 131,055.88 × 37,446.69
  4. Step 4: Simplify right side
    87,370.50x = 4,907,608,162.14
  5. Step 5: Solve for x
    x = 4,907,608,162.14/87,370.50
  6. Step 6: Final answer
    x = 56,170.09

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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.