Home / 63,249.94-87,276.46-40,619.58

Finding the Fourth Proportional to 63,249.94, 87,276.46 and 40,619.58

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Solution

The fourth proportional to 63,249.94, 87,276.46 and 40,619.58 is: 56,049.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,249.94 : 87,276.46 = 40,619.58 : x
  2. Step 2: Convert to fraction form
    63,249.94/87,276.46 = 40,619.58/x
  3. Step 3: Cross multiply
    63,249.94x = 87,276.46 × 40,619.58
  4. Step 4: Simplify right side
    63,249.94x = 3,545,132,910.66
  5. Step 5: Solve for x
    x = 3,545,132,910.66/63,249.94
  6. Step 6: Final answer
    x = 56,049.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.