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Finding the Fourth Proportional to 173,371.72, 260,067.30 and 48,703

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Solution

The fourth proportional to 173,371.72, 260,067.30 and 48,703 is: 73,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,371.72 : 260,067.30 = 48,703 : x
  2. Step 2: Convert to fraction form
    173,371.72/260,067.30 = 48,703/x
  3. Step 3: Cross multiply
    173,371.72x = 260,067.30 × 48,703
  4. Step 4: Simplify right side
    173,371.72x = 12,666,057,711.90
  5. Step 5: Solve for x
    x = 12,666,057,711.90/173,371.72
  6. Step 6: Final answer
    x = 73,057.23

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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.