Home / 107,742.56-161,606.54-41,189.41

Finding the Fourth Proportional to 107,742.56, 161,606.54 and 41,189.41

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Solution

The fourth proportional to 107,742.56, 161,606.54 and 41,189.41 is: 61,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,742.56 : 161,606.54 = 41,189.41 : x
  2. Step 2: Convert to fraction form
    107,742.56/161,606.54 = 41,189.41/x
  3. Step 3: Cross multiply
    107,742.56x = 161,606.54 × 41,189.41
  4. Step 4: Simplify right side
    107,742.56x = 6,656,478,339.72
  5. Step 5: Solve for x
    x = 6,656,478,339.72/107,742.56
  6. Step 6: Final answer
    x = 61,781.33

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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.