Home / 63,704.46-87,898.23-38,553.42

Finding the Fourth Proportional to 63,704.46, 87,898.23 and 38,553.42

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Solution

The fourth proportional to 63,704.46, 87,898.23 and 38,553.42 is: 53,195.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,704.46 : 87,898.23 = 38,553.42 : x
  2. Step 2: Convert to fraction form
    63,704.46/87,898.23 = 38,553.42/x
  3. Step 3: Cross multiply
    63,704.46x = 87,898.23 × 38,553.42
  4. Step 4: Simplify right side
    63,704.46x = 3,388,777,378.45
  5. Step 5: Solve for x
    x = 3,388,777,378.45/63,704.46
  6. Step 6: Final answer
    x = 53,195.29

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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.