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Finding the Fourth Proportional to 167,429.98, 251,157.84 and 47,484.88

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Solution

The fourth proportional to 167,429.98, 251,157.84 and 47,484.88 is: 71,230.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,429.98 : 251,157.84 = 47,484.88 : x
  2. Step 2: Convert to fraction form
    167,429.98/251,157.84 = 47,484.88/x
  3. Step 3: Cross multiply
    167,429.98x = 251,157.84 × 47,484.88
  4. Step 4: Simplify right side
    167,429.98x = 11,926,199,893.46
  5. Step 5: Solve for x
    x = 11,926,199,893.46/167,429.98
  6. Step 6: Final answer
    x = 71,230.97

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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.