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Finding the Fourth Proportional to 195,104.79, 292,657.31 and 54,863.42

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Solution

The fourth proportional to 195,104.79, 292,657.31 and 54,863.42 is: 82,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,104.79 : 292,657.31 = 54,863.42 : x
  2. Step 2: Convert to fraction form
    195,104.79/292,657.31 = 54,863.42/x
  3. Step 3: Cross multiply
    195,104.79x = 292,657.31 × 54,863.42
  4. Step 4: Simplify right side
    195,104.79x = 16,056,179,177.00
  5. Step 5: Solve for x
    x = 16,056,179,177.00/195,104.79
  6. Step 6: Final answer
    x = 82,295.16

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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.