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Finding the Fourth Proportional to 44,979, 67,471.74 and 17,277

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Solution

The fourth proportional to 44,979, 67,471.74 and 17,277 is: 25,916.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,979 : 67,471.74 = 17,277 : x
  2. Step 2: Convert to fraction form
    44,979/67,471.74 = 17,277/x
  3. Step 3: Cross multiply
    44,979x = 67,471.74 × 17,277
  4. Step 4: Simplify right side
    44,979x = 1,165,709,251.98
  5. Step 5: Solve for x
    x = 1,165,709,251.98/44,979
  6. Step 6: Final answer
    x = 25,916.74

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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.