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Finding the Fourth Proportional to 167,115.69, 250,646.67 and 48,759.30

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Solution

The fourth proportional to 167,115.69, 250,646.67 and 48,759.30 is: 73,131.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,115.69 : 250,646.67 = 48,759.30 : x
  2. Step 2: Convert to fraction form
    167,115.69/250,646.67 = 48,759.30/x
  3. Step 3: Cross multiply
    167,115.69x = 250,646.67 × 48,759.30
  4. Step 4: Simplify right side
    167,115.69x = 12,221,356,176.53
  5. Step 5: Solve for x
    x = 12,221,356,176.53/167,115.69
  6. Step 6: Final answer
    x = 73,131.11

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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.