Home / 196,979.28-273,666.54-194,617.32

Finding the Fourth Proportional to 196,979.28, 273,666.54 and 194,617.32

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Solution

The fourth proportional to 196,979.28, 273,666.54 and 194,617.32 is: 270,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,979.28 : 273,666.54 = 194,617.32 : x
  2. Step 2: Convert to fraction form
    196,979.28/273,666.54 = 194,617.32/x
  3. Step 3: Cross multiply
    196,979.28x = 273,666.54 × 194,617.32
  4. Step 4: Simplify right side
    196,979.28x = 53,260,248,588.47
  5. Step 5: Solve for x
    x = 53,260,248,588.47/196,979.28
  6. Step 6: Final answer
    x = 270,385.03

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.