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Finding the Fourth Proportional to 227,987.48, 341,987.02 and 108,016.32

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Solution

The fourth proportional to 227,987.48, 341,987.02 and 108,016.32 is: 162,027.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,987.48 : 341,987.02 = 108,016.32 : x
  2. Step 2: Convert to fraction form
    227,987.48/341,987.02 = 108,016.32/x
  3. Step 3: Cross multiply
    227,987.48x = 341,987.02 × 108,016.32
  4. Step 4: Simplify right side
    227,987.48x = 36,940,179,388.17
  5. Step 5: Solve for x
    x = 36,940,179,388.17/227,987.48
  6. Step 6: Final answer
    x = 162,027.23

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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.