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Finding the Fourth Proportional to 182,087.92, 273,122.16 and 69,821.92

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Solution

The fourth proportional to 182,087.92, 273,122.16 and 69,821.92 is: 104,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,087.92 : 273,122.16 = 69,821.92 : x
  2. Step 2: Convert to fraction form
    182,087.92/273,122.16 = 69,821.92/x
  3. Step 3: Cross multiply
    182,087.92x = 273,122.16 × 69,821.92
  4. Step 4: Simplify right side
    182,087.92x = 19,069,913,605.75
  5. Step 5: Solve for x
    x = 19,069,913,605.75/182,087.92
  6. Step 6: Final answer
    x = 104,729.15

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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.