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Finding the Fourth Proportional to 163,891.18, 226,169.76 and 95,921.10

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Solution

The fourth proportional to 163,891.18, 226,169.76 and 95,921.10 is: 132,371.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,891.18 : 226,169.76 = 95,921.10 : x
  2. Step 2: Convert to fraction form
    163,891.18/226,169.76 = 95,921.10/x
  3. Step 3: Cross multiply
    163,891.18x = 226,169.76 × 95,921.10
  4. Step 4: Simplify right side
    163,891.18x = 21,694,452,525.64
  5. Step 5: Solve for x
    x = 21,694,452,525.64/163,891.18
  6. Step 6: Final answer
    x = 132,371.08

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1.5x scale

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.