Home / 188,086.95-282,380.85-109,257.75

Finding the Fourth Proportional to 188,086.95, 282,380.85 and 109,257.75

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Solution

The fourth proportional to 188,086.95, 282,380.85 and 109,257.75 is: 164,032.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,086.95 : 282,380.85 = 109,257.75 : x
  2. Step 2: Convert to fraction form
    188,086.95/282,380.85 = 109,257.75/x
  3. Step 3: Cross multiply
    188,086.95x = 282,380.85 × 109,257.75
  4. Step 4: Simplify right side
    188,086.95x = 30,852,296,314.09
  5. Step 5: Solve for x
    x = 30,852,296,314.09/188,086.95
  6. Step 6: Final answer
    x = 164,032.09

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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.