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Finding the Fourth Proportional to 61,542.03, 84,905.09 and 41,366.96

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Solution

The fourth proportional to 61,542.03, 84,905.09 and 41,366.96 is: 57,071.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,542.03 : 84,905.09 = 41,366.96 : x
  2. Step 2: Convert to fraction form
    61,542.03/84,905.09 = 41,366.96/x
  3. Step 3: Cross multiply
    61,542.03x = 84,905.09 × 41,366.96
  4. Step 4: Simplify right side
    61,542.03x = 3,512,265,037.30
  5. Step 5: Solve for x
    x = 3,512,265,037.30/61,542.03
  6. Step 6: Final answer
    x = 57,071.00

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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.