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Finding the Fourth Proportional to 8,819.36, 12,171.88 and 5,094.08

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Solution

The fourth proportional to 8,819.36, 12,171.88 and 5,094.08 is: 7,030.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,819.36 : 12,171.88 = 5,094.08 : x
  2. Step 2: Convert to fraction form
    8,819.36/12,171.88 = 5,094.08/x
  3. Step 3: Cross multiply
    8,819.36x = 12,171.88 × 5,094.08
  4. Step 4: Simplify right side
    8,819.36x = 62,004,530.47
  5. Step 5: Solve for x
    x = 62,004,530.47/8,819.36
  6. Step 6: Final answer
    x = 7,030.50

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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.