Home / 188,914.10-260,635.52-107,232.62

Finding the Fourth Proportional to 188,914.10, 260,635.52 and 107,232.62

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Solution

The fourth proportional to 188,914.10, 260,635.52 and 107,232.62 is: 147,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,914.10 : 260,635.52 = 107,232.62 : x
  2. Step 2: Convert to fraction form
    188,914.10/260,635.52 = 107,232.62/x
  3. Step 3: Cross multiply
    188,914.10x = 260,635.52 × 107,232.62
  4. Step 4: Simplify right side
    188,914.10x = 27,948,629,138.50
  5. Step 5: Solve for x
    x = 27,948,629,138.50/188,914.10
  6. Step 6: Final answer
    x = 147,943.58

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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.