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Finding the Fourth Proportional to 69,950.97, 104,941.45 and 22,568.76

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Solution

The fourth proportional to 69,950.97, 104,941.45 and 22,568.76 is: 33,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,950.97 : 104,941.45 = 22,568.76 : x
  2. Step 2: Convert to fraction form
    69,950.97/104,941.45 = 22,568.76/x
  3. Step 3: Cross multiply
    69,950.97x = 104,941.45 × 22,568.76
  4. Step 4: Simplify right side
    69,950.97x = 2,368,398,342.68
  5. Step 5: Solve for x
    x = 2,368,398,342.68/69,950.97
  6. Step 6: Final answer
    x = 33,857.98

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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.