Home / 107,554.21-161,226.01-60,192.43

Finding the Fourth Proportional to 107,554.21, 161,226.01 and 60,192.43

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Solution

The fourth proportional to 107,554.21, 161,226.01 and 60,192.43 is: 90,229.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,554.21 : 161,226.01 = 60,192.43 : x
  2. Step 2: Convert to fraction form
    107,554.21/161,226.01 = 60,192.43/x
  3. Step 3: Cross multiply
    107,554.21x = 161,226.01 × 60,192.43
  4. Step 4: Simplify right side
    107,554.21x = 9,704,585,321.10
  5. Step 5: Solve for x
    x = 9,704,585,321.10/107,554.21
  6. Step 6: Final answer
    x = 90,229.71

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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.