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Finding the Fourth Proportional to 167,862.57, 251,800.79 and 49,533.90

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Solution

The fourth proportional to 167,862.57, 251,800.79 and 49,533.90 is: 74,302.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,862.57 : 251,800.79 = 49,533.90 : x
  2. Step 2: Convert to fraction form
    167,862.57/251,800.79 = 49,533.90/x
  3. Step 3: Cross multiply
    167,862.57x = 251,800.79 × 49,533.90
  4. Step 4: Simplify right side
    167,862.57x = 12,472,675,151.78
  5. Step 5: Solve for x
    x = 12,472,675,151.78/167,862.57
  6. Step 6: Final answer
    x = 74,302.90

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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.