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Finding the Fourth Proportional to 182,092.80, 273,009.60 and 69,729.60

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Solution

The fourth proportional to 182,092.80, 273,009.60 and 69,729.60 is: 104,544.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,092.80 : 273,009.60 = 69,729.60 : x
  2. Step 2: Convert to fraction form
    182,092.80/273,009.60 = 69,729.60/x
  3. Step 3: Cross multiply
    182,092.80x = 273,009.60 × 69,729.60
  4. Step 4: Simplify right side
    182,092.80x = 19,036,850,204.16
  5. Step 5: Solve for x
    x = 19,036,850,204.16/182,092.80
  6. Step 6: Final answer
    x = 104,544.77

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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.