Home / 192,226.12-288,400.87-92,393.55

Finding the Fourth Proportional to 192,226.12, 288,400.87 and 92,393.55

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Solution

The fourth proportional to 192,226.12, 288,400.87 and 92,393.55 is: 138,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,226.12 : 288,400.87 = 92,393.55 : x
  2. Step 2: Convert to fraction form
    192,226.12/288,400.87 = 92,393.55/x
  3. Step 3: Cross multiply
    192,226.12x = 288,400.87 × 92,393.55
  4. Step 4: Simplify right side
    192,226.12x = 26,646,380,202.39
  5. Step 5: Solve for x
    x = 26,646,380,202.39/192,226.12
  6. Step 6: Final answer
    x = 138,619.98

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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.