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Finding the Fourth Proportional to 172,286.01, 237,752.15 and 96,833.97

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Solution

The fourth proportional to 172,286.01, 237,752.15 and 96,833.97 is: 133,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,286.01 : 237,752.15 = 96,833.97 : x
  2. Step 2: Convert to fraction form
    172,286.01/237,752.15 = 96,833.97/x
  3. Step 3: Cross multiply
    172,286.01x = 237,752.15 × 96,833.97
  4. Step 4: Simplify right side
    172,286.01x = 23,022,484,076.37
  5. Step 5: Solve for x
    x = 23,022,484,076.37/172,286.01
  6. Step 6: Final answer
    x = 133,629.45

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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.