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Finding the Fourth Proportional to 29,911.87, 44,866.19 and 9,133.75

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Solution

The fourth proportional to 29,911.87, 44,866.19 and 9,133.75 is: 13,700.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911.87 : 44,866.19 = 9,133.75 : x
  2. Step 2: Convert to fraction form
    29,911.87/44,866.19 = 9,133.75/x
  3. Step 3: Cross multiply
    29,911.87x = 44,866.19 × 9,133.75
  4. Step 4: Simplify right side
    29,911.87x = 409,796,517.24
  5. Step 5: Solve for x
    x = 409,796,517.24/29,911.87
  6. Step 6: Final answer
    x = 13,700.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.