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Finding the Fourth Proportional to 237,937.25, 356,889.17 and 111,605.20

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Solution

The fourth proportional to 237,937.25, 356,889.17 and 111,605.20 is: 167,399.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,937.25 : 356,889.17 = 111,605.20 : x
  2. Step 2: Convert to fraction form
    237,937.25/356,889.17 = 111,605.20/x
  3. Step 3: Cross multiply
    237,937.25x = 356,889.17 × 111,605.20
  4. Step 4: Simplify right side
    237,937.25x = 39,830,687,195.68
  5. Step 5: Solve for x
    x = 39,830,687,195.68/237,937.25
  6. Step 6: Final answer
    x = 167,399.96

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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.