Home / 114,863.21-158,488-67,107.33

Finding the Fourth Proportional to 114,863.21, 158,488 and 67,107.33

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Solution

The fourth proportional to 114,863.21, 158,488 and 67,107.33 is: 92,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,863.21 : 158,488 = 67,107.33 : x
  2. Step 2: Convert to fraction form
    114,863.21/158,488 = 67,107.33/x
  3. Step 3: Cross multiply
    114,863.21x = 158,488 × 67,107.33
  4. Step 4: Simplify right side
    114,863.21x = 10,635,706,517.04
  5. Step 5: Solve for x
    x = 10,635,706,517.04/114,863.21
  6. Step 6: Final answer
    x = 92,594.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.