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Finding the Fourth Proportional to 163,512.63, 225,640.17 and 95,535.90

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Solution

The fourth proportional to 163,512.63, 225,640.17 and 95,535.90 is: 131,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,512.63 : 225,640.17 = 95,535.90 : x
  2. Step 2: Convert to fraction form
    163,512.63/225,640.17 = 95,535.90/x
  3. Step 3: Cross multiply
    163,512.63x = 225,640.17 × 95,535.90
  4. Step 4: Simplify right side
    163,512.63x = 21,556,736,717.10
  5. Step 5: Solve for x
    x = 21,556,736,717.10/163,512.63
  6. Step 6: Final answer
    x = 131,835.30

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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.