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Finding the Fourth Proportional to 181,373, 250,294.74 and 101,885

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Solution

The fourth proportional to 181,373, 250,294.74 and 101,885 is: 140,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,373 : 250,294.74 = 101,885 : x
  2. Step 2: Convert to fraction form
    181,373/250,294.74 = 101,885/x
  3. Step 3: Cross multiply
    181,373x = 250,294.74 × 101,885
  4. Step 4: Simplify right side
    181,373x = 25,501,279,584.90
  5. Step 5: Solve for x
    x = 25,501,279,584.90/181,373
  6. Step 6: Final answer
    x = 140,601.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.