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Finding the Fourth Proportional to 69,933.68, 104,991.99 and 41,522.50

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Solution

The fourth proportional to 69,933.68, 104,991.99 and 41,522.50 is: 62,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,933.68 : 104,991.99 = 41,522.50 : x
  2. Step 2: Convert to fraction form
    69,933.68/104,991.99 = 41,522.50/x
  3. Step 3: Cross multiply
    69,933.68x = 104,991.99 × 41,522.50
  4. Step 4: Simplify right side
    69,933.68x = 4,359,529,434.68
  5. Step 5: Solve for x
    x = 4,359,529,434.68/69,933.68
  6. Step 6: Final answer
    x = 62,338.05

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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.