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Finding the Fourth Proportional to 194,741, 292,082.26 and 61,603.96

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Solution

The fourth proportional to 194,741, 292,082.26 and 61,603.96 is: 92,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,741 : 292,082.26 = 61,603.96 : x
  2. Step 2: Convert to fraction form
    194,741/292,082.26 = 61,603.96/x
  3. Step 3: Cross multiply
    194,741x = 292,082.26 × 61,603.96
  4. Step 4: Simplify right side
    194,741x = 17,993,423,861.75
  5. Step 5: Solve for x
    x = 17,993,423,861.75/194,741
  6. Step 6: Final answer
    x = 92,396.69

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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.