Home / 107,249.40-160,906.40-96,669.79

Finding the Fourth Proportional to 107,249.40, 160,906.40 and 96,669.79

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Solution

The fourth proportional to 107,249.40, 160,906.40 and 96,669.79 is: 145,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,249.40 : 160,906.40 = 96,669.79 : x
  2. Step 2: Convert to fraction form
    107,249.40/160,906.40 = 96,669.79/x
  3. Step 3: Cross multiply
    107,249.40x = 160,906.40 × 96,669.79
  4. Step 4: Simplify right side
    107,249.40x = 15,554,787,977.95
  5. Step 5: Solve for x
    x = 15,554,787,977.95/107,249.40
  6. Step 6: Final answer
    x = 145,033.79

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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.