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Finding the Fourth Proportional to 41,808.34, 62,716.02 and 10,643.50

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Solution

The fourth proportional to 41,808.34, 62,716.02 and 10,643.50 is: 15,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,808.34 : 62,716.02 = 10,643.50 : x
  2. Step 2: Convert to fraction form
    41,808.34/62,716.02 = 10,643.50/x
  3. Step 3: Cross multiply
    41,808.34x = 62,716.02 × 10,643.50
  4. Step 4: Simplify right side
    41,808.34x = 667,517,958.87
  5. Step 5: Solve for x
    x = 667,517,958.87/41,808.34
  6. Step 6: Final answer
    x = 15,966.14

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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.