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Finding the Fourth Proportional to 49,617.87, 68,472.78 and 26,956.67

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Solution

The fourth proportional to 49,617.87, 68,472.78 and 26,956.67 is: 37,200.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,617.87 : 68,472.78 = 26,956.67 : x
  2. Step 2: Convert to fraction form
    49,617.87/68,472.78 = 26,956.67/x
  3. Step 3: Cross multiply
    49,617.87x = 68,472.78 × 26,956.67
  4. Step 4: Simplify right side
    49,617.87x = 1,845,797,690.99
  5. Step 5: Solve for x
    x = 1,845,797,690.99/49,617.87
  6. Step 6: Final answer
    x = 37,200.26

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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.