Home / 181,399.03-272,099.14-55,040.33

Finding the Fourth Proportional to 181,399.03, 272,099.14 and 55,040.33

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Solution

The fourth proportional to 181,399.03, 272,099.14 and 55,040.33 is: 82,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,399.03 : 272,099.14 = 55,040.33 : x
  2. Step 2: Convert to fraction form
    181,399.03/272,099.14 = 55,040.33/x
  3. Step 3: Cross multiply
    181,399.03x = 272,099.14 × 55,040.33
  4. Step 4: Simplify right side
    181,399.03x = 14,976,427,000.96
  5. Step 5: Solve for x
    x = 14,976,427,000.96/181,399.03
  6. Step 6: Final answer
    x = 82,560.68

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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.