Home / 181,839.78-250,933.74-101,267.28

Finding the Fourth Proportional to 181,839.78, 250,933.74 and 101,267.28

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Solution

The fourth proportional to 181,839.78, 250,933.74 and 101,267.28 is: 139,745.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,839.78 : 250,933.74 = 101,267.28 : x
  2. Step 2: Convert to fraction form
    181,839.78/250,933.74 = 101,267.28/x
  3. Step 3: Cross multiply
    181,839.78x = 250,933.74 × 101,267.28
  4. Step 4: Simplify right side
    181,839.78x = 25,411,377,310.03
  5. Step 5: Solve for x
    x = 25,411,377,310.03/181,839.78
  6. Step 6: Final answer
    x = 139,745.97

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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.