Home / 188,814.43-260,533.42-108,227.13

Finding the Fourth Proportional to 188,814.43, 260,533.42 and 108,227.13

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Solution

The fourth proportional to 188,814.43, 260,533.42 and 108,227.13 is: 149,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,814.43 : 260,533.42 = 108,227.13 : x
  2. Step 2: Convert to fraction form
    188,814.43/260,533.42 = 108,227.13/x
  3. Step 3: Cross multiply
    188,814.43x = 260,533.42 × 108,227.13
  4. Step 4: Simplify right side
    188,814.43x = 28,196,784,315.68
  5. Step 5: Solve for x
    x = 28,196,784,315.68/188,814.43
  6. Step 6: Final answer
    x = 149,335.96

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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.