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Finding the Fourth Proportional to 44,629.92, 66,943.04 and 18,334

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Solution

The fourth proportional to 44,629.92, 66,943.04 and 18,334 is: 27,500.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,629.92 : 66,943.04 = 18,334 : x
  2. Step 2: Convert to fraction form
    44,629.92/66,943.04 = 18,334/x
  3. Step 3: Cross multiply
    44,629.92x = 66,943.04 × 18,334
  4. Step 4: Simplify right side
    44,629.92x = 1,227,333,695.36
  5. Step 5: Solve for x
    x = 1,227,333,695.36/44,629.92
  6. Step 6: Final answer
    x = 27,500.24

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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.