Home / 107,736.96-161,505.66-55,030.20

Finding the Fourth Proportional to 107,736.96, 161,505.66 and 55,030.20

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Solution

The fourth proportional to 107,736.96, 161,505.66 and 55,030.20 is: 82,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,736.96 : 161,505.66 = 55,030.20 : x
  2. Step 2: Convert to fraction form
    107,736.96/161,505.66 = 55,030.20/x
  3. Step 3: Cross multiply
    107,736.96x = 161,505.66 × 55,030.20
  4. Step 4: Simplify right side
    107,736.96x = 8,887,688,770.93
  5. Step 5: Solve for x
    x = 8,887,688,770.93/107,736.96
  6. Step 6: Final answer
    x = 82,494.33

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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.