Home / 194,086.28-291,127.78-53,844.88

Finding the Fourth Proportional to 194,086.28, 291,127.78 and 53,844.88

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Solution

The fourth proportional to 194,086.28, 291,127.78 and 53,844.88 is: 80,766.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,086.28 : 291,127.78 = 53,844.88 : x
  2. Step 2: Convert to fraction form
    194,086.28/291,127.78 = 53,844.88/x
  3. Step 3: Cross multiply
    194,086.28x = 291,127.78 × 53,844.88
  4. Step 4: Simplify right side
    194,086.28x = 15,675,740,378.77
  5. Step 5: Solve for x
    x = 15,675,740,378.77/194,086.28
  6. Step 6: Final answer
    x = 80,766.87

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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.