Home / 87,619.60-131,494.20-58,027.60

Finding the Fourth Proportional to 87,619.60, 131,494.20 and 58,027.60

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Solution

The fourth proportional to 87,619.60, 131,494.20 and 58,027.60 is: 87,084.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,619.60 : 131,494.20 = 58,027.60 : x
  2. Step 2: Convert to fraction form
    87,619.60/131,494.20 = 58,027.60/x
  3. Step 3: Cross multiply
    87,619.60x = 131,494.20 × 58,027.60
  4. Step 4: Simplify right side
    87,619.60x = 7,630,292,839.92
  5. Step 5: Solve for x
    x = 7,630,292,839.92/87,619.60
  6. Step 6: Final answer
    x = 87,084.31

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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.