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Finding the Fourth Proportional to 38,506.56, 57,761.88 and 10,806.72

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Solution

The fourth proportional to 38,506.56, 57,761.88 and 10,806.72 is: 16,210.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.56 : 57,761.88 = 10,806.72 : x
  2. Step 2: Convert to fraction form
    38,506.56/57,761.88 = 10,806.72/x
  3. Step 3: Cross multiply
    38,506.56x = 57,761.88 × 10,806.72
  4. Step 4: Simplify right side
    38,506.56x = 624,216,463.83
  5. Step 5: Solve for x
    x = 624,216,463.83/38,506.56
  6. Step 6: Final answer
    x = 16,210.65

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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.