Home / 66,910.14-92,331.41-36,694.80

Finding the Fourth Proportional to 66,910.14, 92,331.41 and 36,694.80

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Solution

The fourth proportional to 66,910.14, 92,331.41 and 36,694.80 is: 50,636.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,910.14 : 92,331.41 = 36,694.80 : x
  2. Step 2: Convert to fraction form
    66,910.14/92,331.41 = 36,694.80/x
  3. Step 3: Cross multiply
    66,910.14x = 92,331.41 × 36,694.80
  4. Step 4: Simplify right side
    66,910.14x = 3,388,082,440.19
  5. Step 5: Solve for x
    x = 3,388,082,440.19/66,910.14
  6. Step 6: Final answer
    x = 50,636.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.