Home / 204,458.23-306,665.48-71,341.01

Finding the Fourth Proportional to 204,458.23, 306,665.48 and 71,341.01

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Solution

The fourth proportional to 204,458.23, 306,665.48 and 71,341.01 is: 107,003.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,458.23 : 306,665.48 = 71,341.01 : x
  2. Step 2: Convert to fraction form
    204,458.23/306,665.48 = 71,341.01/x
  3. Step 3: Cross multiply
    204,458.23x = 306,665.48 × 71,341.01
  4. Step 4: Simplify right side
    204,458.23x = 21,877,825,331.56
  5. Step 5: Solve for x
    x = 21,877,825,331.56/204,458.23
  6. Step 6: Final answer
    x = 107,003.88

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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.