Home / 107,563.88-161,345.61-51,233.14

Finding the Fourth Proportional to 107,563.88, 161,345.61 and 51,233.14

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Solution

The fourth proportional to 107,563.88, 161,345.61 and 51,233.14 is: 76,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,563.88 : 161,345.61 = 51,233.14 : x
  2. Step 2: Convert to fraction form
    107,563.88/161,345.61 = 51,233.14/x
  3. Step 3: Cross multiply
    107,563.88x = 161,345.61 × 51,233.14
  4. Step 4: Simplify right side
    107,563.88x = 8,266,241,969.35
  5. Step 5: Solve for x
    x = 8,266,241,969.35/107,563.88
  6. Step 6: Final answer
    x = 76,849.61

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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.