Home / 63,213.42-87,237.18-36,355.96

Finding the Fourth Proportional to 63,213.42, 87,237.18 and 36,355.96

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Solution

The fourth proportional to 63,213.42, 87,237.18 and 36,355.96 is: 50,172.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,213.42 : 87,237.18 = 36,355.96 : x
  2. Step 2: Convert to fraction form
    63,213.42/87,237.18 = 36,355.96/x
  3. Step 3: Cross multiply
    63,213.42x = 87,237.18 × 36,355.96
  4. Step 4: Simplify right side
    63,213.42x = 3,171,591,208.50
  5. Step 5: Solve for x
    x = 3,171,591,208.50/63,213.42
  6. Step 6: Final answer
    x = 50,172.75

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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.