Home / 123,634.68-170,615.94-67,046.04

Finding the Fourth Proportional to 123,634.68, 170,615.94 and 67,046.04

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Solution

The fourth proportional to 123,634.68, 170,615.94 and 67,046.04 is: 92,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,634.68 : 170,615.94 = 67,046.04 : x
  2. Step 2: Convert to fraction form
    123,634.68/170,615.94 = 67,046.04/x
  3. Step 3: Cross multiply
    123,634.68x = 170,615.94 × 67,046.04
  4. Step 4: Simplify right side
    123,634.68x = 11,439,123,137.88
  5. Step 5: Solve for x
    x = 11,439,123,137.88/123,634.68
  6. Step 6: Final answer
    x = 92,523.58

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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.