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Finding the Fourth Proportional to 37,561.68, 56,351.16 and 12,605.04

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Solution

The fourth proportional to 37,561.68, 56,351.16 and 12,605.04 is: 18,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,561.68 : 56,351.16 = 12,605.04 : x
  2. Step 2: Convert to fraction form
    37,561.68/56,351.16 = 12,605.04/x
  3. Step 3: Cross multiply
    37,561.68x = 56,351.16 × 12,605.04
  4. Step 4: Simplify right side
    37,561.68x = 710,308,625.85
  5. Step 5: Solve for x
    x = 710,308,625.85/37,561.68
  6. Step 6: Final answer
    x = 18,910.46

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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.