Home / 107,613.28-161,445.80-33,741.28

Finding the Fourth Proportional to 107,613.28, 161,445.80 and 33,741.28

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Solution

The fourth proportional to 107,613.28, 161,445.80 and 33,741.28 is: 50,620.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,613.28 : 161,445.80 = 33,741.28 : x
  2. Step 2: Convert to fraction form
    107,613.28/161,445.80 = 33,741.28/x
  3. Step 3: Cross multiply
    107,613.28x = 161,445.80 × 33,741.28
  4. Step 4: Simplify right side
    107,613.28x = 5,447,387,942.62
  5. Step 5: Solve for x
    x = 5,447,387,942.62/107,613.28
  6. Step 6: Final answer
    x = 50,620.03

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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.