Home / 123,736.04-170,754.87-67,147.41

Finding the Fourth Proportional to 123,736.04, 170,754.87 and 67,147.41

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Solution

The fourth proportional to 123,736.04, 170,754.87 and 67,147.41 is: 92,662.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,736.04 : 170,754.87 = 67,147.41 : x
  2. Step 2: Convert to fraction form
    123,736.04/170,754.87 = 67,147.41/x
  3. Step 3: Cross multiply
    123,736.04x = 170,754.87 × 67,147.41
  4. Step 4: Simplify right side
    123,736.04x = 11,465,747,265.39
  5. Step 5: Solve for x
    x = 11,465,747,265.39/123,736.04
  6. Step 6: Final answer
    x = 92,662.96

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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.