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Finding the Fourth Proportional to 66,808.90, 92,196.24 and 36,593.95

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Solution

The fourth proportional to 66,808.90, 92,196.24 and 36,593.95 is: 50,499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,808.90 : 92,196.24 = 36,593.95 : x
  2. Step 2: Convert to fraction form
    66,808.90/92,196.24 = 36,593.95/x
  3. Step 3: Cross multiply
    66,808.90x = 92,196.24 × 36,593.95
  4. Step 4: Simplify right side
    66,808.90x = 3,373,824,596.75
  5. Step 5: Solve for x
    x = 3,373,824,596.75/66,808.90
  6. Step 6: Final answer
    x = 50,499.63

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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.