Home / 87,793.12-131,650.80-63,065.44

Finding the Fourth Proportional to 87,793.12, 131,650.80 and 63,065.44

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Solution

The fourth proportional to 87,793.12, 131,650.80 and 63,065.44 is: 94,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,793.12 : 131,650.80 = 63,065.44 : x
  2. Step 2: Convert to fraction form
    87,793.12/131,650.80 = 63,065.44/x
  3. Step 3: Cross multiply
    87,793.12x = 131,650.80 × 63,065.44
  4. Step 4: Simplify right side
    87,793.12x = 8,302,615,628.35
  5. Step 5: Solve for x
    x = 8,302,615,628.35/87,793.12
  6. Step 6: Final answer
    x = 94,570.23

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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.