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Finding the Fourth Proportional to 181,301.92, 250,196.28 and 100,736.92

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Solution

The fourth proportional to 181,301.92, 250,196.28 and 100,736.92 is: 139,016.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,301.92 : 250,196.28 = 100,736.92 : x
  2. Step 2: Convert to fraction form
    181,301.92/250,196.28 = 100,736.92/x
  3. Step 3: Cross multiply
    181,301.92x = 250,196.28 × 100,736.92
  4. Step 4: Simplify right side
    181,301.92x = 25,204,002,642.66
  5. Step 5: Solve for x
    x = 25,204,002,642.66/181,301.92
  6. Step 6: Final answer
    x = 139,016.74

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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.