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Finding the Fourth Proportional to 61,600.70, 92,401.05 and 26,579.90

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Solution

The fourth proportional to 61,600.70, 92,401.05 and 26,579.90 is: 39,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,600.70 : 92,401.05 = 26,579.90 : x
  2. Step 2: Convert to fraction form
    61,600.70/92,401.05 = 26,579.90/x
  3. Step 3: Cross multiply
    61,600.70x = 92,401.05 × 26,579.90
  4. Step 4: Simplify right side
    61,600.70x = 2,456,010,668.90
  5. Step 5: Solve for x
    x = 2,456,010,668.90/61,600.70
  6. Step 6: Final answer
    x = 39,869.85

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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.