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Finding the Fourth Proportional to 63,208.60, 94,748.10 and 36,899.80

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Solution

The fourth proportional to 63,208.60, 94,748.10 and 36,899.80 is: 55,311.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,208.60 : 94,748.10 = 36,899.80 : x
  2. Step 2: Convert to fraction form
    63,208.60/94,748.10 = 36,899.80/x
  3. Step 3: Cross multiply
    63,208.60x = 94,748.10 × 36,899.80
  4. Step 4: Simplify right side
    63,208.60x = 3,496,185,940.38
  5. Step 5: Solve for x
    x = 3,496,185,940.38/63,208.60
  6. Step 6: Final answer
    x = 55,311.87

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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.