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Finding the Fourth Proportional to 68,107.84, 101,950.56 and 36,865.60

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Solution

The fourth proportional to 68,107.84, 101,950.56 and 36,865.60 is: 55,184.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,107.84 : 101,950.56 = 36,865.60 : x
  2. Step 2: Convert to fraction form
    68,107.84/101,950.56 = 36,865.60/x
  3. Step 3: Cross multiply
    68,107.84x = 101,950.56 × 36,865.60
  4. Step 4: Simplify right side
    68,107.84x = 3,758,468,564.74
  5. Step 5: Solve for x
    x = 3,758,468,564.74/68,107.84
  6. Step 6: Final answer
    x = 55,184.08

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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.