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Finding the Fourth Proportional to 137,093.55, 205,640.04 and 37,268.25

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Solution

The fourth proportional to 137,093.55, 205,640.04 and 37,268.25 is: 55,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,093.55 : 205,640.04 = 37,268.25 : x
  2. Step 2: Convert to fraction form
    137,093.55/205,640.04 = 37,268.25/x
  3. Step 3: Cross multiply
    137,093.55x = 205,640.04 × 37,268.25
  4. Step 4: Simplify right side
    137,093.55x = 7,663,844,420.73
  5. Step 5: Solve for x
    x = 7,663,844,420.73/137,093.55
  6. Step 6: Final answer
    x = 55,902.30

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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.