Home / 63,380.43-87,439.35-36,508.59

Finding the Fourth Proportional to 63,380.43, 87,439.35 and 36,508.59

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Solution

The fourth proportional to 63,380.43, 87,439.35 and 36,508.59 is: 50,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,380.43 : 87,439.35 = 36,508.59 : x
  2. Step 2: Convert to fraction form
    63,380.43/87,439.35 = 36,508.59/x
  3. Step 3: Cross multiply
    63,380.43x = 87,439.35 × 36,508.59
  4. Step 4: Simplify right side
    63,380.43x = 3,192,287,379.02
  5. Step 5: Solve for x
    x = 3,192,287,379.02/63,380.43
  6. Step 6: Final answer
    x = 50,367.08

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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.