Home / 107,581.68-161,027.46-57,536.64

Finding the Fourth Proportional to 107,581.68, 161,027.46 and 57,536.64

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Solution

The fourth proportional to 107,581.68, 161,027.46 and 57,536.64 is: 86,120.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,581.68 : 161,027.46 = 57,536.64 : x
  2. Step 2: Convert to fraction form
    107,581.68/161,027.46 = 57,536.64/x
  3. Step 3: Cross multiply
    107,581.68x = 161,027.46 × 57,536.64
  4. Step 4: Simplify right side
    107,581.68x = 9,264,978,996.13
  5. Step 5: Solve for x
    x = 9,264,978,996.13/107,581.68
  6. Step 6: Final answer
    x = 86,120.42

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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.