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Finding the Fourth Proportional to 167,833.68, 251,663.85 and 49,489.98

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Solution

The fourth proportional to 167,833.68, 251,663.85 and 49,489.98 is: 74,209.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,833.68 : 251,663.85 = 49,489.98 : x
  2. Step 2: Convert to fraction form
    167,833.68/251,663.85 = 49,489.98/x
  3. Step 3: Cross multiply
    167,833.68x = 251,663.85 × 49,489.98
  4. Step 4: Simplify right side
    167,833.68x = 12,454,838,903.22
  5. Step 5: Solve for x
    x = 12,454,838,903.22/167,833.68
  6. Step 6: Final answer
    x = 74,209.41

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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.