Home / 90,274.26-135,433.02-27,944.76

Finding the Fourth Proportional to 90,274.26, 135,433.02 and 27,944.76

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Solution

The fourth proportional to 90,274.26, 135,433.02 and 27,944.76 is: 41,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,274.26 : 135,433.02 = 27,944.76 : x
  2. Step 2: Convert to fraction form
    90,274.26/135,433.02 = 27,944.76/x
  3. Step 3: Cross multiply
    90,274.26x = 135,433.02 × 27,944.76
  4. Step 4: Simplify right side
    90,274.26x = 3,784,643,239.98
  5. Step 5: Solve for x
    x = 3,784,643,239.98/90,274.26
  6. Step 6: Final answer
    x = 41,923.84

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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.