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Finding the Fourth Proportional to 250,694.46, 375,967.17 and 73,153.80

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Solution

The fourth proportional to 250,694.46, 375,967.17 and 73,153.80 is: 109,708.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,694.46 : 375,967.17 = 73,153.80 : x
  2. Step 2: Convert to fraction form
    250,694.46/375,967.17 = 73,153.80/x
  3. Step 3: Cross multiply
    250,694.46x = 375,967.17 × 73,153.80
  4. Step 4: Simplify right side
    250,694.46x = 27,503,427,160.75
  5. Step 5: Solve for x
    x = 27,503,427,160.75/250,694.46
  6. Step 6: Final answer
    x = 109,708.95

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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.