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Finding the Fourth Proportional to 137,773.08, 206,659.44 and 37,933.92

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Solution

The fourth proportional to 137,773.08, 206,659.44 and 37,933.92 is: 56,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,773.08 : 206,659.44 = 37,933.92 : x
  2. Step 2: Convert to fraction form
    137,773.08/206,659.44 = 37,933.92/x
  3. Step 3: Cross multiply
    137,773.08x = 206,659.44 × 37,933.92
  4. Step 4: Simplify right side
    137,773.08x = 7,839,402,664.20
  5. Step 5: Solve for x
    x = 7,839,402,664.20/137,773.08
  6. Step 6: Final answer
    x = 56,900.83

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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.