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Finding the Fourth Proportional to 250,592.81, 376,076.03 and 100,834.36

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Solution

The fourth proportional to 250,592.81, 376,076.03 and 100,834.36 is: 151,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,592.81 : 376,076.03 = 100,834.36 : x
  2. Step 2: Convert to fraction form
    250,592.81/376,076.03 = 100,834.36/x
  3. Step 3: Cross multiply
    250,592.81x = 376,076.03 × 100,834.36
  4. Step 4: Simplify right side
    250,592.81x = 37,921,384,352.03
  5. Step 5: Solve for x
    x = 37,921,384,352.03/250,592.81
  6. Step 6: Final answer
    x = 151,326.71

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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.