Home / 212,767.79-293,739.68-141,245.60

Finding the Fourth Proportional to 212,767.79, 293,739.68 and 141,245.60

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Solution

The fourth proportional to 212,767.79, 293,739.68 and 141,245.60 is: 194,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,767.79 : 293,739.68 = 141,245.60 : x
  2. Step 2: Convert to fraction form
    212,767.79/293,739.68 = 141,245.60/x
  3. Step 3: Cross multiply
    212,767.79x = 293,739.68 × 141,245.60
  4. Step 4: Simplify right side
    212,767.79x = 41,489,436,229.82
  5. Step 5: Solve for x
    x = 41,489,436,229.82/212,767.79
  6. Step 6: Final answer
    x = 194,998.68

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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.