Home / 107,086.20-160,538.94-67,556.16

Finding the Fourth Proportional to 107,086.20, 160,538.94 and 67,556.16

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Solution

The fourth proportional to 107,086.20, 160,538.94 and 67,556.16 is: 101,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,086.20 : 160,538.94 = 67,556.16 : x
  2. Step 2: Convert to fraction form
    107,086.20/160,538.94 = 67,556.16/x
  3. Step 3: Cross multiply
    107,086.20x = 160,538.94 × 67,556.16
  4. Step 4: Simplify right side
    107,086.20x = 10,845,394,316.87
  5. Step 5: Solve for x
    x = 10,845,394,316.87/107,086.20
  6. Step 6: Final answer
    x = 101,277.24

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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.