Home / 181,906.20-272,859.30-166,159.80

Finding the Fourth Proportional to 181,906.20, 272,859.30 and 166,159.80

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Solution

The fourth proportional to 181,906.20, 272,859.30 and 166,159.80 is: 249,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,906.20 : 272,859.30 = 166,159.80 : x
  2. Step 2: Convert to fraction form
    181,906.20/272,859.30 = 166,159.80/x
  3. Step 3: Cross multiply
    181,906.20x = 272,859.30 × 166,159.80
  4. Step 4: Simplify right side
    181,906.20x = 45,338,246,716.14
  5. Step 5: Solve for x
    x = 45,338,246,716.14/181,906.20
  6. Step 6: Final answer
    x = 249,239.70

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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.