Home / 63,614.62-87,789.18-35,320.60

Finding the Fourth Proportional to 63,614.62, 87,789.18 and 35,320.60

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Solution

The fourth proportional to 63,614.62, 87,789.18 and 35,320.60 is: 48,742.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,614.62 : 87,789.18 = 35,320.60 : x
  2. Step 2: Convert to fraction form
    63,614.62/87,789.18 = 35,320.60/x
  3. Step 3: Cross multiply
    63,614.62x = 87,789.18 × 35,320.60
  4. Step 4: Simplify right side
    63,614.62x = 3,100,766,511.11
  5. Step 5: Solve for x
    x = 3,100,766,511.11/63,614.62
  6. Step 6: Final answer
    x = 48,742.99

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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.