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Finding the Fourth Proportional to 7,045.12, 10,574.03 and 3,761.02

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Solution

The fourth proportional to 7,045.12, 10,574.03 and 3,761.02 is: 5,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.12 : 10,574.03 = 3,761.02 : x
  2. Step 2: Convert to fraction form
    7,045.12/10,574.03 = 3,761.02/x
  3. Step 3: Cross multiply
    7,045.12x = 10,574.03 × 3,761.02
  4. Step 4: Simplify right side
    7,045.12x = 39,769,138.31
  5. Step 5: Solve for x
    x = 39,769,138.31/7,045.12
  6. Step 6: Final answer
    x = 5,644.92

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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.