Home / 123,292.99-170,144.36-69,589.38

Finding the Fourth Proportional to 123,292.99, 170,144.36 and 69,589.38

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Solution

The fourth proportional to 123,292.99, 170,144.36 and 69,589.38 is: 96,033.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,292.99 : 170,144.36 = 69,589.38 : x
  2. Step 2: Convert to fraction form
    123,292.99/170,144.36 = 69,589.38/x
  3. Step 3: Cross multiply
    123,292.99x = 170,144.36 × 69,589.38
  4. Step 4: Simplify right side
    123,292.99x = 11,840,241,465.39
  5. Step 5: Solve for x
    x = 11,840,241,465.39/123,292.99
  6. Step 6: Final answer
    x = 96,033.37

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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.