Home / 181,876.30-272,561.58-158,135.20

Finding the Fourth Proportional to 181,876.30, 272,561.58 and 158,135.20

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Solution

The fourth proportional to 181,876.30, 272,561.58 and 158,135.20 is: 236,982.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,876.30 : 272,561.58 = 158,135.20 : x
  2. Step 2: Convert to fraction form
    181,876.30/272,561.58 = 158,135.20/x
  3. Step 3: Cross multiply
    181,876.30x = 272,561.58 × 158,135.20
  4. Step 4: Simplify right side
    181,876.30x = 43,101,579,965.62
  5. Step 5: Solve for x
    x = 43,101,579,965.62/181,876.30
  6. Step 6: Final answer
    x = 236,982.94

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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.