Home / 196,236.38-294,398.46-71,577.38

Finding the Fourth Proportional to 196,236.38, 294,398.46 and 71,577.38

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Solution

The fourth proportional to 196,236.38, 294,398.46 and 71,577.38 is: 107,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,236.38 : 294,398.46 = 71,577.38 : x
  2. Step 2: Convert to fraction form
    196,236.38/294,398.46 = 71,577.38/x
  3. Step 3: Cross multiply
    196,236.38x = 294,398.46 × 71,577.38
  4. Step 4: Simplify right side
    196,236.38x = 21,072,268,970.84
  5. Step 5: Solve for x
    x = 21,072,268,970.84/196,236.38
  6. Step 6: Final answer
    x = 107,382.07

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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.