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Finding the Fourth Proportional to 37,366.98, 56,050.38 and 12,408.90

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Solution

The fourth proportional to 37,366.98, 56,050.38 and 12,408.90 is: 18,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,366.98 : 56,050.38 = 12,408.90 : x
  2. Step 2: Convert to fraction form
    37,366.98/56,050.38 = 12,408.90/x
  3. Step 3: Cross multiply
    37,366.98x = 56,050.38 × 12,408.90
  4. Step 4: Simplify right side
    37,366.98x = 695,523,560.38
  5. Step 5: Solve for x
    x = 695,523,560.38/37,366.98
  6. Step 6: Final answer
    x = 18,613.32

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.