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Finding the Fourth Proportional to 8,604.54, 11,875.14 and 5,068.89

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Solution

The fourth proportional to 8,604.54, 11,875.14 and 5,068.89 is: 6,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.54 : 11,875.14 = 5,068.89 : x
  2. Step 2: Convert to fraction form
    8,604.54/11,875.14 = 5,068.89/x
  3. Step 3: Cross multiply
    8,604.54x = 11,875.14 × 5,068.89
  4. Step 4: Simplify right side
    8,604.54x = 60,193,778.39
  5. Step 5: Solve for x
    x = 60,193,778.39/8,604.54
  6. Step 6: Final answer
    x = 6,995.58

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Why These Related Problems?

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