Home / 181,997.40-251,152.62-101,424.60

Finding the Fourth Proportional to 181,997.40, 251,152.62 and 101,424.60

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Solution

The fourth proportional to 181,997.40, 251,152.62 and 101,424.60 is: 139,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,997.40 : 251,152.62 = 101,424.60 : x
  2. Step 2: Convert to fraction form
    181,997.40/251,152.62 = 101,424.60/x
  3. Step 3: Cross multiply
    181,997.40x = 251,152.62 × 101,424.60
  4. Step 4: Simplify right side
    181,997.40x = 25,473,054,022.45
  5. Step 5: Solve for x
    x = 25,473,054,022.45/181,997.40
  6. Step 6: Final answer
    x = 139,963.83

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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.