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Finding the Fourth Proportional to 97,469.88, 134,508.83 and 52,757.88

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Solution

The fourth proportional to 97,469.88, 134,508.83 and 52,757.88 is: 72,806.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,469.88 : 134,508.83 = 52,757.88 : x
  2. Step 2: Convert to fraction form
    97,469.88/134,508.83 = 52,757.88/x
  3. Step 3: Cross multiply
    97,469.88x = 134,508.83 × 52,757.88
  4. Step 4: Simplify right side
    97,469.88x = 7,096,400,712.08
  5. Step 5: Solve for x
    x = 7,096,400,712.08/97,469.88
  6. Step 6: Final answer
    x = 72,806.09

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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.