Home / 181,597.82-272,338.07-66,175.83

Finding the Fourth Proportional to 181,597.82, 272,338.07 and 66,175.83

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Solution

The fourth proportional to 181,597.82, 272,338.07 and 66,175.83 is: 99,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,597.82 : 272,338.07 = 66,175.83 : x
  2. Step 2: Convert to fraction form
    181,597.82/272,338.07 = 66,175.83/x
  3. Step 3: Cross multiply
    181,597.82x = 272,338.07 × 66,175.83
  4. Step 4: Simplify right side
    181,597.82x = 18,022,197,491.97
  5. Step 5: Solve for x
    x = 18,022,197,491.97/181,597.82
  6. Step 6: Final answer
    x = 99,242.37

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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.