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Finding the Fourth Proportional to 73,352.72, 101,229.16 and 41,520.94

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Solution

The fourth proportional to 73,352.72, 101,229.16 and 41,520.94 is: 57,300.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,352.72 : 101,229.16 = 41,520.94 : x
  2. Step 2: Convert to fraction form
    73,352.72/101,229.16 = 41,520.94/x
  3. Step 3: Cross multiply
    73,352.72x = 101,229.16 × 41,520.94
  4. Step 4: Simplify right side
    73,352.72x = 4,203,129,878.61
  5. Step 5: Solve for x
    x = 4,203,129,878.61/73,352.72
  6. Step 6: Final answer
    x = 57,300.26

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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.