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Finding the Fourth Proportional to 194,059.58, 267,795.25 and 108,015.71

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Solution

The fourth proportional to 194,059.58, 267,795.25 and 108,015.71 is: 149,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,059.58 : 267,795.25 = 108,015.71 : x
  2. Step 2: Convert to fraction form
    194,059.58/267,795.25 = 108,015.71/x
  3. Step 3: Cross multiply
    194,059.58x = 267,795.25 × 108,015.71
  4. Step 4: Simplify right side
    194,059.58x = 28,926,092,454.36
  5. Step 5: Solve for x
    x = 28,926,092,454.36/194,059.58
  6. Step 6: Final answer
    x = 149,057.80

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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.