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Finding the Fourth Proportional to 37,230.60, 55,834.02 and 12,264.96

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Solution

The fourth proportional to 37,230.60, 55,834.02 and 12,264.96 is: 18,393.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,230.60 : 55,834.02 = 12,264.96 : x
  2. Step 2: Convert to fraction form
    37,230.60/55,834.02 = 12,264.96/x
  3. Step 3: Cross multiply
    37,230.60x = 55,834.02 × 12,264.96
  4. Step 4: Simplify right side
    37,230.60x = 684,802,021.94
  5. Step 5: Solve for x
    x = 684,802,021.94/37,230.60
  6. Step 6: Final answer
    x = 18,393.53

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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.