Home / 63,180.46-87,193.63-36,331.39

Finding the Fourth Proportional to 63,180.46, 87,193.63 and 36,331.39

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Solution

The fourth proportional to 63,180.46, 87,193.63 and 36,331.39 is: 50,139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,180.46 : 87,193.63 = 36,331.39 : x
  2. Step 2: Convert to fraction form
    63,180.46/87,193.63 = 36,331.39/x
  3. Step 3: Cross multiply
    63,180.46x = 87,193.63 × 36,331.39
  4. Step 4: Simplify right side
    63,180.46x = 3,167,865,777.05
  5. Step 5: Solve for x
    x = 3,167,865,777.05/63,180.46
  6. Step 6: Final answer
    x = 50,139.96

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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.