Home / 188,926.28-283,426.79-53,991.56

Finding the Fourth Proportional to 188,926.28, 283,426.79 and 53,991.56

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Solution

The fourth proportional to 188,926.28, 283,426.79 and 53,991.56 is: 80,998.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,926.28 : 283,426.79 = 53,991.56 : x
  2. Step 2: Convert to fraction form
    188,926.28/283,426.79 = 53,991.56/x
  3. Step 3: Cross multiply
    188,926.28x = 283,426.79 × 53,991.56
  4. Step 4: Simplify right side
    188,926.28x = 15,302,652,850.80
  5. Step 5: Solve for x
    x = 15,302,652,850.80/188,926.28
  6. Step 6: Final answer
    x = 80,998.01

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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.