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Finding the Fourth Proportional to 163,668.08, 225,828.08 and 95,671.90

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Solution

The fourth proportional to 163,668.08, 225,828.08 and 95,671.90 is: 132,007.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,668.08 : 225,828.08 = 95,671.90 : x
  2. Step 2: Convert to fraction form
    163,668.08/225,828.08 = 95,671.90/x
  3. Step 3: Cross multiply
    163,668.08x = 225,828.08 × 95,671.90
  4. Step 4: Simplify right side
    163,668.08x = 21,605,401,486.95
  5. Step 5: Solve for x
    x = 21,605,401,486.95/163,668.08
  6. Step 6: Final answer
    x = 132,007.42

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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.