Home / 171,610.11-236,812.27-100,001.79

Finding the Fourth Proportional to 171,610.11, 236,812.27 and 100,001.79

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Solution

The fourth proportional to 171,610.11, 236,812.27 and 100,001.79 is: 137,996.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,610.11 : 236,812.27 = 100,001.79 : x
  2. Step 2: Convert to fraction form
    171,610.11/236,812.27 = 100,001.79/x
  3. Step 3: Cross multiply
    171,610.11x = 236,812.27 × 100,001.79
  4. Step 4: Simplify right side
    171,610.11x = 23,681,650,893.96
  5. Step 5: Solve for x
    x = 23,681,650,893.96/171,610.11
  6. Step 6: Final answer
    x = 137,996.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.