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Finding the Fourth Proportional to 37,808.52, 56,747.80 and 19,101.73

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Solution

The fourth proportional to 37,808.52, 56,747.80 and 19,101.73 is: 28,670.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,808.52 : 56,747.80 = 19,101.73 : x
  2. Step 2: Convert to fraction form
    37,808.52/56,747.80 = 19,101.73/x
  3. Step 3: Cross multiply
    37,808.52x = 56,747.80 × 19,101.73
  4. Step 4: Simplify right side
    37,808.52x = 1,083,981,153.69
  5. Step 5: Solve for x
    x = 1,083,981,153.69/37,808.52
  6. Step 6: Final answer
    x = 28,670.29

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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.