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Finding the Fourth Proportional to 58,096.44, 87,156 and 18,650.52

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Solution

The fourth proportional to 58,096.44, 87,156 and 18,650.52 is: 27,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,096.44 : 87,156 = 18,650.52 : x
  2. Step 2: Convert to fraction form
    58,096.44/87,156 = 18,650.52/x
  3. Step 3: Cross multiply
    58,096.44x = 87,156 × 18,650.52
  4. Step 4: Simplify right side
    58,096.44x = 1,625,504,721.12
  5. Step 5: Solve for x
    x = 1,625,504,721.12/58,096.44
  6. Step 6: Final answer
    x = 27,979.42

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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.