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Finding the Fourth Proportional to 137,773.74, 206,660.48 and 37,934.49

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Solution

The fourth proportional to 137,773.74, 206,660.48 and 37,934.49 is: 56,901.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,773.74 : 206,660.48 = 37,934.49 : x
  2. Step 2: Convert to fraction form
    137,773.74/206,660.48 = 37,934.49/x
  3. Step 3: Cross multiply
    137,773.74x = 206,660.48 × 37,934.49
  4. Step 4: Simplify right side
    137,773.74x = 7,839,559,722.28
  5. Step 5: Solve for x
    x = 7,839,559,722.28/137,773.74
  6. Step 6: Final answer
    x = 56,901.70

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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.