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Finding the Fourth Proportional to 67,563.90, 101,207.48 and 37,919.48

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Solution

The fourth proportional to 67,563.90, 101,207.48 and 37,919.48 is: 56,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,563.90 : 101,207.48 = 37,919.48 : x
  2. Step 2: Convert to fraction form
    67,563.90/101,207.48 = 37,919.48/x
  3. Step 3: Cross multiply
    67,563.90x = 101,207.48 × 37,919.48
  4. Step 4: Simplify right side
    67,563.90x = 3,837,734,318.08
  5. Step 5: Solve for x
    x = 3,837,734,318.08/67,563.90
  6. Step 6: Final answer
    x = 56,801.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.