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Finding the Fourth Proportional to 171,406.32, 236,518.50 and 95,954.88

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Solution

The fourth proportional to 171,406.32, 236,518.50 and 95,954.88 is: 132,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,406.32 : 236,518.50 = 95,954.88 : x
  2. Step 2: Convert to fraction form
    171,406.32/236,518.50 = 95,954.88/x
  3. Step 3: Cross multiply
    171,406.32x = 236,518.50 × 95,954.88
  4. Step 4: Simplify right side
    171,406.32x = 22,695,104,285.28
  5. Step 5: Solve for x
    x = 22,695,104,285.28/171,406.32
  6. Step 6: Final answer
    x = 132,405.29

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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.