Home / 115,989.26-160,057.60-68,233.38

Finding the Fourth Proportional to 115,989.26, 160,057.60 and 68,233.38

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Solution

The fourth proportional to 115,989.26, 160,057.60 and 68,233.38 is: 94,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,989.26 : 160,057.60 = 68,233.38 : x
  2. Step 2: Convert to fraction form
    115,989.26/160,057.60 = 68,233.38/x
  3. Step 3: Cross multiply
    115,989.26x = 160,057.60 × 68,233.38
  4. Step 4: Simplify right side
    115,989.26x = 10,921,271,042.69
  5. Step 5: Solve for x
    x = 10,921,271,042.69/115,989.26
  6. Step 6: Final answer
    x = 94,157.61

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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.