Home / 141,249.87-194,926.24-76,719.73

Finding the Fourth Proportional to 141,249.87, 194,926.24 and 76,719.73

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Solution

The fourth proportional to 141,249.87, 194,926.24 and 76,719.73 is: 105,874.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,249.87 : 194,926.24 = 76,719.73 : x
  2. Step 2: Convert to fraction form
    141,249.87/194,926.24 = 76,719.73/x
  3. Step 3: Cross multiply
    141,249.87x = 194,926.24 × 76,719.73
  4. Step 4: Simplify right side
    141,249.87x = 14,954,687,528.08
  5. Step 5: Solve for x
    x = 14,954,687,528.08/141,249.87
  6. Step 6: Final answer
    x = 105,874.00

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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.