Home / 204,829.20-307,243.80-169,837.20

Finding the Fourth Proportional to 204,829.20, 307,243.80 and 169,837.20

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Solution

The fourth proportional to 204,829.20, 307,243.80 and 169,837.20 is: 254,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,829.20 : 307,243.80 = 169,837.20 : x
  2. Step 2: Convert to fraction form
    204,829.20/307,243.80 = 169,837.20/x
  3. Step 3: Cross multiply
    204,829.20x = 307,243.80 × 169,837.20
  4. Step 4: Simplify right side
    204,829.20x = 52,181,426,709.36
  5. Step 5: Solve for x
    x = 52,181,426,709.36/204,829.20
  6. Step 6: Final answer
    x = 254,755.80

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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.