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Finding the Fourth Proportional to 167,468.80, 251,224.98 and 55,160.50

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Solution

The fourth proportional to 167,468.80, 251,224.98 and 55,160.50 is: 82,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,468.80 : 251,224.98 = 55,160.50 : x
  2. Step 2: Convert to fraction form
    167,468.80/251,224.98 = 55,160.50/x
  3. Step 3: Cross multiply
    167,468.80x = 251,224.98 × 55,160.50
  4. Step 4: Simplify right side
    167,468.80x = 13,857,695,509.29
  5. Step 5: Solve for x
    x = 13,857,695,509.29/167,468.80
  6. Step 6: Final answer
    x = 82,747.92

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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.