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Finding the Fourth Proportional to 61,794.72, 92,692.62 and 40,465.44

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Solution

The fourth proportional to 61,794.72, 92,692.62 and 40,465.44 is: 60,698.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,794.72 : 92,692.62 = 40,465.44 : x
  2. Step 2: Convert to fraction form
    61,794.72/92,692.62 = 40,465.44/x
  3. Step 3: Cross multiply
    61,794.72x = 92,692.62 × 40,465.44
  4. Step 4: Simplify right side
    61,794.72x = 3,750,847,653.05
  5. Step 5: Solve for x
    x = 3,750,847,653.05/61,794.72
  6. Step 6: Final answer
    x = 60,698.51

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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.