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Finding the Fourth Proportional to 66,808.67, 92,196 and 36,594.50

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Solution

The fourth proportional to 66,808.67, 92,196 and 36,594.50 is: 50,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,808.67 : 92,196 = 36,594.50 : x
  2. Step 2: Convert to fraction form
    66,808.67/92,196 = 36,594.50/x
  3. Step 3: Cross multiply
    66,808.67x = 92,196 × 36,594.50
  4. Step 4: Simplify right side
    66,808.67x = 3,373,866,061.02
  5. Step 5: Solve for x
    x = 3,373,866,061.02/66,808.67
  6. Step 6: Final answer
    x = 50,500.42

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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.