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Finding the Fourth Proportional to 4,145.70, 6,215.46 and 2,501.88

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Solution

The fourth proportional to 4,145.70, 6,215.46 and 2,501.88 is: 3,750.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.70 : 6,215.46 = 2,501.88 : x
  2. Step 2: Convert to fraction form
    4,145.70/6,215.46 = 2,501.88/x
  3. Step 3: Cross multiply
    4,145.70x = 6,215.46 × 2,501.88
  4. Step 4: Simplify right side
    4,145.70x = 15,550,335.06
  5. Step 5: Solve for x
    x = 15,550,335.06/4,145.70
  6. Step 6: Final answer
    x = 3,750.96

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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.