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Finding the Fourth Proportional to 194,504.26, 291,756.39 and 61,394.90

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Solution

The fourth proportional to 194,504.26, 291,756.39 and 61,394.90 is: 92,092.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,504.26 : 291,756.39 = 61,394.90 : x
  2. Step 2: Convert to fraction form
    194,504.26/291,756.39 = 61,394.90/x
  3. Step 3: Cross multiply
    194,504.26x = 291,756.39 × 61,394.90
  4. Step 4: Simplify right side
    194,504.26x = 17,912,354,388.41
  5. Step 5: Solve for x
    x = 17,912,354,388.41/194,504.26
  6. Step 6: Final answer
    x = 92,092.35

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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.