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Finding the Fourth Proportional to 167,372.15, 251,060.31 and 49,045.91

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Solution

The fourth proportional to 167,372.15, 251,060.31 and 49,045.91 is: 73,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,372.15 : 251,060.31 = 49,045.91 : x
  2. Step 2: Convert to fraction form
    167,372.15/251,060.31 = 49,045.91/x
  3. Step 3: Cross multiply
    167,372.15x = 251,060.31 × 49,045.91
  4. Step 4: Simplify right side
    167,372.15x = 12,313,480,113.53
  5. Step 5: Solve for x
    x = 12,313,480,113.53/167,372.15
  6. Step 6: Final answer
    x = 73,569.47

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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.