Home / 181,188.57-250,046.49-100,617.45

Finding the Fourth Proportional to 181,188.57, 250,046.49 and 100,617.45

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Solution

The fourth proportional to 181,188.57, 250,046.49 and 100,617.45 is: 138,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,188.57 : 250,046.49 = 100,617.45 : x
  2. Step 2: Convert to fraction form
    181,188.57/250,046.49 = 100,617.45/x
  3. Step 3: Cross multiply
    181,188.57x = 250,046.49 × 100,617.45
  4. Step 4: Simplify right side
    181,188.57x = 25,159,040,205.25
  5. Step 5: Solve for x
    x = 25,159,040,205.25/181,188.57
  6. Step 6: Final answer
    x = 138,855.56

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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.