Home / 63,354.42-87,438.38-36,491.76

Finding the Fourth Proportional to 63,354.42, 87,438.38 and 36,491.76

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Solution

The fourth proportional to 63,354.42, 87,438.38 and 36,491.76 is: 50,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,354.42 : 87,438.38 = 36,491.76 : x
  2. Step 2: Convert to fraction form
    63,354.42/87,438.38 = 36,491.76/x
  3. Step 3: Cross multiply
    63,354.42x = 87,438.38 × 36,491.76
  4. Step 4: Simplify right side
    63,354.42x = 3,190,780,195.29
  5. Step 5: Solve for x
    x = 3,190,780,195.29/63,354.42
  6. Step 6: Final answer
    x = 50,363.97

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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.