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Finding the Fourth Proportional to 8,838.48, 12,193.61 and 5,696.50

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Solution

The fourth proportional to 8,838.48, 12,193.61 and 5,696.50 is: 7,858.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.48 : 12,193.61 = 5,696.50 : x
  2. Step 2: Convert to fraction form
    8,838.48/12,193.61 = 5,696.50/x
  3. Step 3: Cross multiply
    8,838.48x = 12,193.61 × 5,696.50
  4. Step 4: Simplify right side
    8,838.48x = 69,460,899.37
  5. Step 5: Solve for x
    x = 69,460,899.37/8,838.48
  6. Step 6: Final answer
    x = 7,858.92

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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.