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Finding the Fourth Proportional to 67,173.44, 92,705.40 and 36,964.64

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Solution

The fourth proportional to 67,173.44, 92,705.40 and 36,964.64 is: 51,014.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,173.44 : 92,705.40 = 36,964.64 : x
  2. Step 2: Convert to fraction form
    67,173.44/92,705.40 = 36,964.64/x
  3. Step 3: Cross multiply
    67,173.44x = 92,705.40 × 36,964.64
  4. Step 4: Simplify right side
    67,173.44x = 3,426,821,737.06
  5. Step 5: Solve for x
    x = 3,426,821,737.06/67,173.44
  6. Step 6: Final answer
    x = 51,014.53

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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.