Home / 196,402.01-294,732.21-107,717.81

Finding the Fourth Proportional to 196,402.01, 294,732.21 and 107,717.81

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Solution

The fourth proportional to 196,402.01, 294,732.21 and 107,717.81 is: 161,647.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,402.01 : 294,732.21 = 107,717.81 : x
  2. Step 2: Convert to fraction form
    196,402.01/294,732.21 = 107,717.81/x
  3. Step 3: Cross multiply
    196,402.01x = 294,732.21 × 107,717.81
  4. Step 4: Simplify right side
    196,402.01x = 31,747,906,724.00
  5. Step 5: Solve for x
    x = 31,747,906,724.00/196,402.01
  6. Step 6: Final answer
    x = 161,647.57

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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.