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Finding the Fourth Proportional to 181,192.26, 250,036.92 and 100,624.92

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Solution

The fourth proportional to 181,192.26, 250,036.92 and 100,624.92 is: 138,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,192.26 : 250,036.92 = 100,624.92 : x
  2. Step 2: Convert to fraction form
    181,192.26/250,036.92 = 100,624.92/x
  3. Step 3: Cross multiply
    181,192.26x = 250,036.92 × 100,624.92
  4. Step 4: Simplify right side
    181,192.26x = 25,159,945,072.05
  5. Step 5: Solve for x
    x = 25,159,945,072.05/181,192.26
  6. Step 6: Final answer
    x = 138,857.73

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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.