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Finding the Fourth Proportional to 103,373.29, 154,961.52 and 33,203.41

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Solution

The fourth proportional to 103,373.29, 154,961.52 and 33,203.41 is: 49,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,373.29 : 154,961.52 = 33,203.41 : x
  2. Step 2: Convert to fraction form
    103,373.29/154,961.52 = 33,203.41/x
  3. Step 3: Cross multiply
    103,373.29x = 154,961.52 × 33,203.41
  4. Step 4: Simplify right side
    103,373.29x = 5,145,250,882.78
  5. Step 5: Solve for x
    x = 5,145,250,882.78/103,373.29
  6. Step 6: Final answer
    x = 49,773.50

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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.