Home / 89,690.49-134,517.39-33,520.23

Finding the Fourth Proportional to 89,690.49, 134,517.39 and 33,520.23

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Solution

The fourth proportional to 89,690.49, 134,517.39 and 33,520.23 is: 50,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,690.49 : 134,517.39 = 33,520.23 : x
  2. Step 2: Convert to fraction form
    89,690.49/134,517.39 = 33,520.23/x
  3. Step 3: Cross multiply
    89,690.49x = 134,517.39 × 33,520.23
  4. Step 4: Simplify right side
    89,690.49x = 4,509,053,851.80
  5. Step 5: Solve for x
    x = 4,509,053,851.80/89,690.49
  6. Step 6: Final answer
    x = 50,273.49

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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.