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Finding the Fourth Proportional to 167,192.78, 250,360.98 and 92,229.60

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Solution

The fourth proportional to 167,192.78, 250,360.98 and 92,229.60 is: 138,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,192.78 : 250,360.98 = 92,229.60 : x
  2. Step 2: Convert to fraction form
    167,192.78/250,360.98 = 92,229.60/x
  3. Step 3: Cross multiply
    167,192.78x = 250,360.98 × 92,229.60
  4. Step 4: Simplify right side
    167,192.78x = 23,090,693,041.01
  5. Step 5: Solve for x
    x = 23,090,693,041.01/167,192.78
  6. Step 6: Final answer
    x = 138,108.19

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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.