Home / 188,814.81-260,533.94-108,227.50

Finding the Fourth Proportional to 188,814.81, 260,533.94 and 108,227.50

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Solution

The fourth proportional to 188,814.81, 260,533.94 and 108,227.50 is: 149,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,814.81 : 260,533.94 = 108,227.50 : x
  2. Step 2: Convert to fraction form
    188,814.81/260,533.94 = 108,227.50/x
  3. Step 3: Cross multiply
    188,814.81x = 260,533.94 × 108,227.50
  4. Step 4: Simplify right side
    188,814.81x = 28,196,936,991.35
  5. Step 5: Solve for x
    x = 28,196,936,991.35/188,814.81
  6. Step 6: Final answer
    x = 149,336.47

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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.