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Finding the Fourth Proportional to 167,140.67, 250,784.91 and 67,495.48

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Solution

The fourth proportional to 167,140.67, 250,784.91 and 67,495.48 is: 101,273.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,140.67 : 250,784.91 = 67,495.48 : x
  2. Step 2: Convert to fraction form
    167,140.67/250,784.91 = 67,495.48/x
  3. Step 3: Cross multiply
    167,140.67x = 250,784.91 × 67,495.48
  4. Step 4: Simplify right side
    167,140.67x = 16,926,847,250.24
  5. Step 5: Solve for x
    x = 16,926,847,250.24/167,140.67
  6. Step 6: Final answer
    x = 101,273.06

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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.