Home / 115,995.42-160,074.18-67,626

Finding the Fourth Proportional to 115,995.42, 160,074.18 and 67,626

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Solution

The fourth proportional to 115,995.42, 160,074.18 and 67,626 is: 93,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,995.42 : 160,074.18 = 67,626 : x
  2. Step 2: Convert to fraction form
    115,995.42/160,074.18 = 67,626/x
  3. Step 3: Cross multiply
    115,995.42x = 160,074.18 × 67,626
  4. Step 4: Simplify right side
    115,995.42x = 10,825,176,496.68
  5. Step 5: Solve for x
    x = 10,825,176,496.68/115,995.42
  6. Step 6: Final answer
    x = 93,324.17

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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.