Home / 107,331.72-161,001.94-27,371.76

Finding the Fourth Proportional to 107,331.72, 161,001.94 and 27,371.76

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Solution

The fourth proportional to 107,331.72, 161,001.94 and 27,371.76 is: 41,058.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,331.72 : 161,001.94 = 27,371.76 : x
  2. Step 2: Convert to fraction form
    107,331.72/161,001.94 = 27,371.76/x
  3. Step 3: Cross multiply
    107,331.72x = 161,001.94 × 27,371.76
  4. Step 4: Simplify right side
    107,331.72x = 4,406,906,461.21
  5. Step 5: Solve for x
    x = 4,406,906,461.21/107,331.72
  6. Step 6: Final answer
    x = 41,058.75

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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.