Home / 63,380.72-87,474.62-36,518.04

Finding the Fourth Proportional to 63,380.72, 87,474.62 and 36,518.04

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Solution

The fourth proportional to 63,380.72, 87,474.62 and 36,518.04 is: 50,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,380.72 : 87,474.62 = 36,518.04 : x
  2. Step 2: Convert to fraction form
    63,380.72/87,474.62 = 36,518.04/x
  3. Step 3: Cross multiply
    63,380.72x = 87,474.62 × 36,518.04
  4. Step 4: Simplify right side
    63,380.72x = 3,194,401,672.14
  5. Step 5: Solve for x
    x = 3,194,401,672.14/63,380.72
  6. Step 6: Final answer
    x = 50,400.21

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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.