Home / 123,913.39-170,998.37-67,324.36

Finding the Fourth Proportional to 123,913.39, 170,998.37 and 67,324.36

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Solution

The fourth proportional to 123,913.39, 170,998.37 and 67,324.36 is: 92,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,913.39 : 170,998.37 = 67,324.36 : x
  2. Step 2: Convert to fraction form
    123,913.39/170,998.37 = 67,324.36/x
  3. Step 3: Cross multiply
    123,913.39x = 170,998.37 × 67,324.36
  4. Step 4: Simplify right side
    123,913.39x = 11,512,355,821.29
  5. Step 5: Solve for x
    x = 11,512,355,821.29/123,913.39
  6. Step 6: Final answer
    x = 92,906.47

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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.