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Finding the Fourth Proportional to 194,855.63, 292,291.94 and 61,745.69

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Solution

The fourth proportional to 194,855.63, 292,291.94 and 61,745.69 is: 92,621.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,855.63 : 292,291.94 = 61,745.69 : x
  2. Step 2: Convert to fraction form
    194,855.63/292,291.94 = 61,745.69/x
  3. Step 3: Cross multiply
    194,855.63x = 292,291.94 × 61,745.69
  4. Step 4: Simplify right side
    194,855.63x = 18,047,768,401.83
  5. Step 5: Solve for x
    x = 18,047,768,401.83/194,855.63
  6. Step 6: Final answer
    x = 92,621.23

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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.