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Finding the Fourth Proportional to 8,476.58, 12,717.63 and 4,094.54

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Solution

The fourth proportional to 8,476.58, 12,717.63 and 4,094.54 is: 6,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.58 : 12,717.63 = 4,094.54 : x
  2. Step 2: Convert to fraction form
    8,476.58/12,717.63 = 4,094.54/x
  3. Step 3: Cross multiply
    8,476.58x = 12,717.63 × 4,094.54
  4. Step 4: Simplify right side
    8,476.58x = 52,072,844.74
  5. Step 5: Solve for x
    x = 52,072,844.74/8,476.58
  6. Step 6: Final answer
    x = 6,143.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.