Home / 181,844.32-272,765.94-81,887.48

Finding the Fourth Proportional to 181,844.32, 272,765.94 and 81,887.48

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Solution

The fourth proportional to 181,844.32, 272,765.94 and 81,887.48 is: 122,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,844.32 : 272,765.94 = 81,887.48 : x
  2. Step 2: Convert to fraction form
    181,844.32/272,765.94 = 81,887.48/x
  3. Step 3: Cross multiply
    181,844.32x = 272,765.94 × 81,887.48
  4. Step 4: Simplify right side
    181,844.32x = 22,336,115,456.43
  5. Step 5: Solve for x
    x = 22,336,115,456.43/181,844.32
  6. Step 6: Final answer
    x = 122,830.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.