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Finding the Fourth Proportional to 181,814.40, 250,907.93 and 101,249.43

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Solution

The fourth proportional to 181,814.40, 250,907.93 and 101,249.43 is: 139,726.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,814.40 : 250,907.93 = 101,249.43 : x
  2. Step 2: Convert to fraction form
    181,814.40/250,907.93 = 101,249.43/x
  3. Step 3: Cross multiply
    181,814.40x = 250,907.93 × 101,249.43
  4. Step 4: Simplify right side
    181,814.40x = 25,404,284,388.73
  5. Step 5: Solve for x
    x = 25,404,284,388.73/181,814.40
  6. Step 6: Final answer
    x = 139,726.47

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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.