Home / 181,874.30-272,558.58-158,133.20

Finding the Fourth Proportional to 181,874.30, 272,558.58 and 158,133.20

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Solution

The fourth proportional to 181,874.30, 272,558.58 and 158,133.20 is: 236,979.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,874.30 : 272,558.58 = 158,133.20 : x
  2. Step 2: Convert to fraction form
    181,874.30/272,558.58 = 158,133.20/x
  3. Step 3: Cross multiply
    181,874.30x = 272,558.58 × 158,133.20
  4. Step 4: Simplify right side
    181,874.30x = 43,100,560,442.86
  5. Step 5: Solve for x
    x = 43,100,560,442.86/181,874.30
  6. Step 6: Final answer
    x = 236,979.94

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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.