Home / 107,381.90-161,006.68-36,297.82

Finding the Fourth Proportional to 107,381.90, 161,006.68 and 36,297.82

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Solution

The fourth proportional to 107,381.90, 161,006.68 and 36,297.82 is: 54,424.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,381.90 : 161,006.68 = 36,297.82 : x
  2. Step 2: Convert to fraction form
    107,381.90/161,006.68 = 36,297.82/x
  3. Step 3: Cross multiply
    107,381.90x = 161,006.68 × 36,297.82
  4. Step 4: Simplify right side
    107,381.90x = 5,844,191,489.44
  5. Step 5: Solve for x
    x = 5,844,191,489.44/107,381.90
  6. Step 6: Final answer
    x = 54,424.36

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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.