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Finding the Fourth Proportional to 7,951.58, 10,955.12 and 6,152.87

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Solution

The fourth proportional to 7,951.58, 10,955.12 and 6,152.87 is: 8,476.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.58 : 10,955.12 = 6,152.87 : x
  2. Step 2: Convert to fraction form
    7,951.58/10,955.12 = 6,152.87/x
  3. Step 3: Cross multiply
    7,951.58x = 10,955.12 × 6,152.87
  4. Step 4: Simplify right side
    7,951.58x = 67,405,452.27
  5. Step 5: Solve for x
    x = 67,405,452.27/7,951.58
  6. Step 6: Final answer
    x = 8,476.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.