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Finding the Fourth Proportional to 237,767.72, 356,806.14 and 102,963.43

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Solution

The fourth proportional to 237,767.72, 356,806.14 and 102,963.43 is: 154,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,767.72 : 356,806.14 = 102,963.43 : x
  2. Step 2: Convert to fraction form
    237,767.72/356,806.14 = 102,963.43/x
  3. Step 3: Cross multiply
    237,767.72x = 356,806.14 × 102,963.43
  4. Step 4: Simplify right side
    237,767.72x = 36,737,982,235.43
  5. Step 5: Solve for x
    x = 36,737,982,235.43/237,767.72
  6. Step 6: Final answer
    x = 154,512.07

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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.