Home / 188,311.24-259,940.28-124,735.24

Finding the Fourth Proportional to 188,311.24, 259,940.28 and 124,735.24

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Solution

The fourth proportional to 188,311.24, 259,940.28 and 124,735.24 is: 172,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,311.24 : 259,940.28 = 124,735.24 : x
  2. Step 2: Convert to fraction form
    188,311.24/259,940.28 = 124,735.24/x
  3. Step 3: Cross multiply
    188,311.24x = 259,940.28 × 124,735.24
  4. Step 4: Simplify right side
    188,311.24x = 32,423,713,211.47
  5. Step 5: Solve for x
    x = 32,423,713,211.47/188,311.24
  6. Step 6: Final answer
    x = 172,181.51

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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.