Home / 188,086.19-282,174.84-108,175.28

Finding the Fourth Proportional to 188,086.19, 282,174.84 and 108,175.28

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Solution

The fourth proportional to 188,086.19, 282,174.84 and 108,175.28 is: 162,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,086.19 : 282,174.84 = 108,175.28 : x
  2. Step 2: Convert to fraction form
    188,086.19/282,174.84 = 108,175.28/x
  3. Step 3: Cross multiply
    188,086.19x = 282,174.84 × 108,175.28
  4. Step 4: Simplify right side
    188,086.19x = 30,524,342,325.96
  5. Step 5: Solve for x
    x = 30,524,342,325.96/188,086.19
  6. Step 6: Final answer
    x = 162,289.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.