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Finding the Fourth Proportional to 97,469.63, 134,508.49 and 52,757.63

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Solution

The fourth proportional to 97,469.63, 134,508.49 and 52,757.63 is: 72,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,469.63 : 134,508.49 = 52,757.63 : x
  2. Step 2: Convert to fraction form
    97,469.63/134,508.49 = 52,757.63/x
  3. Step 3: Cross multiply
    97,469.63x = 134,508.49 × 52,757.63
  4. Step 4: Simplify right side
    97,469.63x = 7,096,348,342.84
  5. Step 5: Solve for x
    x = 7,096,348,342.84/97,469.63
  6. Step 6: Final answer
    x = 72,805.74

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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.