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Finding the Fourth Proportional to 73,385.91, 101,237.78 and 49,520.27

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Solution

The fourth proportional to 73,385.91, 101,237.78 and 49,520.27 is: 68,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,385.91 : 101,237.78 = 49,520.27 : x
  2. Step 2: Convert to fraction form
    73,385.91/101,237.78 = 49,520.27/x
  3. Step 3: Cross multiply
    73,385.91x = 101,237.78 × 49,520.27
  4. Step 4: Simplify right side
    73,385.91x = 5,013,322,576.70
  5. Step 5: Solve for x
    x = 5,013,322,576.70/73,385.91
  6. Step 6: Final answer
    x = 68,314.51

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1.5x scale

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.