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Finding the Fourth Proportional to 37,073.20, 55,585.23 and 20,441.20

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Solution

The fourth proportional to 37,073.20, 55,585.23 and 20,441.20 is: 30,648.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,073.20 : 55,585.23 = 20,441.20 : x
  2. Step 2: Convert to fraction form
    37,073.20/55,585.23 = 20,441.20/x
  3. Step 3: Cross multiply
    37,073.20x = 55,585.23 × 20,441.20
  4. Step 4: Simplify right side
    37,073.20x = 1,136,228,803.48
  5. Step 5: Solve for x
    x = 1,136,228,803.48/37,073.20
  6. Step 6: Final answer
    x = 30,648.25

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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.