Home / 190,863.56-286,273.47-50,633.12

Finding the Fourth Proportional to 190,863.56, 286,273.47 and 50,633.12

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Solution

The fourth proportional to 190,863.56, 286,273.47 and 50,633.12 is: 75,943.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,863.56 : 286,273.47 = 50,633.12 : x
  2. Step 2: Convert to fraction form
    190,863.56/286,273.47 = 50,633.12/x
  3. Step 3: Cross multiply
    190,863.56x = 286,273.47 × 50,633.12
  4. Step 4: Simplify right side
    190,863.56x = 14,494,918,959.33
  5. Step 5: Solve for x
    x = 14,494,918,959.33/190,863.56
  6. Step 6: Final answer
    x = 75,943.88

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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.