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Finding the Fourth Proportional to 65,553.24, 98,242.02 and 61,354.20

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Solution

The fourth proportional to 65,553.24, 98,242.02 and 61,354.20 is: 91,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,553.24 : 98,242.02 = 61,354.20 : x
  2. Step 2: Convert to fraction form
    65,553.24/98,242.02 = 61,354.20/x
  3. Step 3: Cross multiply
    65,553.24x = 98,242.02 × 61,354.20
  4. Step 4: Simplify right side
    65,553.24x = 6,027,560,543.48
  5. Step 5: Solve for x
    x = 6,027,560,543.48/65,553.24
  6. Step 6: Final answer
    x = 91,949.09

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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.