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Finding the Fourth Proportional to 8,836.54, 12,194.28 and 4,858.02

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Solution

The fourth proportional to 8,836.54, 12,194.28 and 4,858.02 is: 6,703.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.54 : 12,194.28 = 4,858.02 : x
  2. Step 2: Convert to fraction form
    8,836.54/12,194.28 = 4,858.02/x
  3. Step 3: Cross multiply
    8,836.54x = 12,194.28 × 4,858.02
  4. Step 4: Simplify right side
    8,836.54x = 59,240,056.13
  5. Step 5: Solve for x
    x = 59,240,056.13/8,836.54
  6. Step 6: Final answer
    x = 6,703.99

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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.