Home / 236,936.58-355,352.39-68,420.22

Finding the Fourth Proportional to 236,936.58, 355,352.39 and 68,420.22

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Solution

The fourth proportional to 236,936.58, 355,352.39 and 68,420.22 is: 102,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,936.58 : 355,352.39 = 68,420.22 : x
  2. Step 2: Convert to fraction form
    236,936.58/355,352.39 = 68,420.22/x
  3. Step 3: Cross multiply
    236,936.58x = 355,352.39 × 68,420.22
  4. Step 4: Simplify right side
    236,936.58x = 24,313,288,701.33
  5. Step 5: Solve for x
    x = 24,313,288,701.33/236,936.58
  6. Step 6: Final answer
    x = 102,615.18

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1.5x scale

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.