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Finding the Fourth Proportional to 67,761.33, 101,735.09 and 34,503.74

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Solution

The fourth proportional to 67,761.33, 101,735.09 and 34,503.74 is: 51,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,761.33 : 101,735.09 = 34,503.74 : x
  2. Step 2: Convert to fraction form
    67,761.33/101,735.09 = 34,503.74/x
  3. Step 3: Cross multiply
    67,761.33x = 101,735.09 × 34,503.74
  4. Step 4: Simplify right side
    67,761.33x = 3,510,240,923.94
  5. Step 5: Solve for x
    x = 3,510,240,923.94/67,761.33
  6. Step 6: Final answer
    x = 51,803.01

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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.