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Finding the Fourth Proportional to 181,194.71, 250,057.06 and 100,622.59

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Solution

The fourth proportional to 181,194.71, 250,057.06 and 100,622.59 is: 138,863.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,194.71 : 250,057.06 = 100,622.59 : x
  2. Step 2: Convert to fraction form
    181,194.71/250,057.06 = 100,622.59/x
  3. Step 3: Cross multiply
    181,194.71x = 250,057.06 × 100,622.59
  4. Step 4: Simplify right side
    181,194.71x = 25,161,388,148.29
  5. Step 5: Solve for x
    x = 25,161,388,148.29/181,194.71
  6. Step 6: Final answer
    x = 138,863.82

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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.