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Finding the Fourth Proportional to 167,444.40, 251,142.30 and 49,103.40

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Solution

The fourth proportional to 167,444.40, 251,142.30 and 49,103.40 is: 73,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,444.40 : 251,142.30 = 49,103.40 : x
  2. Step 2: Convert to fraction form
    167,444.40/251,142.30 = 49,103.40/x
  3. Step 3: Cross multiply
    167,444.40x = 251,142.30 × 49,103.40
  4. Step 4: Simplify right side
    167,444.40x = 12,331,940,813.82
  5. Step 5: Solve for x
    x = 12,331,940,813.82/167,444.40
  6. Step 6: Final answer
    x = 73,647.97

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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.