Home / 212,691.70-293,527.62-117,198.37

Finding the Fourth Proportional to 212,691.70, 293,527.62 and 117,198.37

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Solution

The fourth proportional to 212,691.70, 293,527.62 and 117,198.37 is: 161,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,691.70 : 293,527.62 = 117,198.37 : x
  2. Step 2: Convert to fraction form
    212,691.70/293,527.62 = 117,198.37/x
  3. Step 3: Cross multiply
    212,691.70x = 293,527.62 × 117,198.37
  4. Step 4: Simplify right side
    212,691.70x = 34,400,958,613.98
  5. Step 5: Solve for x
    x = 34,400,958,613.98/212,691.70
  6. Step 6: Final answer
    x = 161,740.95

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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.