Home / 63,542.80-87,690.60-35,249.68

Finding the Fourth Proportional to 63,542.80, 87,690.60 and 35,249.68

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Solution

The fourth proportional to 63,542.80, 87,690.60 and 35,249.68 is: 48,645.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,542.80 : 87,690.60 = 35,249.68 : x
  2. Step 2: Convert to fraction form
    63,542.80/87,690.60 = 35,249.68/x
  3. Step 3: Cross multiply
    63,542.80x = 87,690.60 × 35,249.68
  4. Step 4: Simplify right side
    63,542.80x = 3,091,065,589.01
  5. Step 5: Solve for x
    x = 3,091,065,589.01/63,542.80
  6. Step 6: Final answer
    x = 48,645.41

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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.