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Finding the Fourth Proportional to 237,412.52, 356,137.23 and 68,935.61

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Solution

The fourth proportional to 237,412.52, 356,137.23 and 68,935.61 is: 103,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,412.52 : 356,137.23 = 68,935.61 : x
  2. Step 2: Convert to fraction form
    237,412.52/356,137.23 = 68,935.61/x
  3. Step 3: Cross multiply
    237,412.52x = 356,137.23 × 68,935.61
  4. Step 4: Simplify right side
    237,412.52x = 24,550,536,145.46
  5. Step 5: Solve for x
    x = 24,550,536,145.46/237,412.52
  6. Step 6: Final answer
    x = 103,408.77

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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.