Home / 181,617.49-272,394.03-55,227.11

Finding the Fourth Proportional to 181,617.49, 272,394.03 and 55,227.11

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Solution

The fourth proportional to 181,617.49, 272,394.03 and 55,227.11 is: 82,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,617.49 : 272,394.03 = 55,227.11 : x
  2. Step 2: Convert to fraction form
    181,617.49/272,394.03 = 55,227.11/x
  3. Step 3: Cross multiply
    181,617.49x = 272,394.03 × 55,227.11
  4. Step 4: Simplify right side
    181,617.49x = 15,043,535,058.15
  5. Step 5: Solve for x
    x = 15,043,535,058.15/181,617.49
  6. Step 6: Final answer
    x = 82,830.87

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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.