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Finding the Fourth Proportional to 162,469.98, 243,679.77 and 62,676.90

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Solution

The fourth proportional to 162,469.98, 243,679.77 and 62,676.90 is: 94,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,469.98 : 243,679.77 = 62,676.90 : x
  2. Step 2: Convert to fraction form
    162,469.98/243,679.77 = 62,676.90/x
  3. Step 3: Cross multiply
    162,469.98x = 243,679.77 × 62,676.90
  4. Step 4: Simplify right side
    162,469.98x = 15,273,092,576.31
  5. Step 5: Solve for x
    x = 15,273,092,576.31/162,469.98
  6. Step 6: Final answer
    x = 94,005.63

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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.