Home / 181,767.06-272,764.26-69,456.87

Finding the Fourth Proportional to 181,767.06, 272,764.26 and 69,456.87

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Solution

The fourth proportional to 181,767.06, 272,764.26 and 69,456.87 is: 104,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,767.06 : 272,764.26 = 69,456.87 : x
  2. Step 2: Convert to fraction form
    181,767.06/272,764.26 = 69,456.87/x
  3. Step 3: Cross multiply
    181,767.06x = 272,764.26 × 69,456.87
  4. Step 4: Simplify right side
    181,767.06x = 18,945,351,747.47
  5. Step 5: Solve for x
    x = 18,945,351,747.47/181,767.06
  6. Step 6: Final answer
    x = 104,228.74

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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.