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Finding the Fourth Proportional to 159,381.41, 219,947.00 and 95,720.27

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Solution

The fourth proportional to 159,381.41, 219,947.00 and 95,720.27 is: 132,094.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,381.41 : 219,947.00 = 95,720.27 : x
  2. Step 2: Convert to fraction form
    159,381.41/219,947.00 = 95,720.27/x
  3. Step 3: Cross multiply
    159,381.41x = 219,947.00 × 95,720.27
  4. Step 4: Simplify right side
    159,381.41x = 21,053,384,647.35
  5. Step 5: Solve for x
    x = 21,053,384,647.35/159,381.41
  6. Step 6: Final answer
    x = 132,094.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.