Home / 63,209.20-87,228.48-36,350.44

Finding the Fourth Proportional to 63,209.20, 87,228.48 and 36,350.44

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Solution

The fourth proportional to 63,209.20, 87,228.48 and 36,350.44 is: 50,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,209.20 : 87,228.48 = 36,350.44 : x
  2. Step 2: Convert to fraction form
    63,209.20/87,228.48 = 36,350.44/x
  3. Step 3: Cross multiply
    63,209.20x = 87,228.48 × 36,350.44
  4. Step 4: Simplify right side
    63,209.20x = 3,170,793,628.53
  5. Step 5: Solve for x
    x = 3,170,793,628.53/63,209.20
  6. Step 6: Final answer
    x = 50,163.48

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1.5x scale

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.