Home / 168,401-232,393.38-92,949.50

Finding the Fourth Proportional to 168,401, 232,393.38 and 92,949.50

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Solution

The fourth proportional to 168,401, 232,393.38 and 92,949.50 is: 128,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,401 : 232,393.38 = 92,949.50 : x
  2. Step 2: Convert to fraction form
    168,401/232,393.38 = 92,949.50/x
  3. Step 3: Cross multiply
    168,401x = 232,393.38 × 92,949.50
  4. Step 4: Simplify right side
    168,401x = 21,600,848,474.31
  5. Step 5: Solve for x
    x = 21,600,848,474.31/168,401
  6. Step 6: Final answer
    x = 128,270.31

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1.5x scale

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.