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Finding the Fourth Proportional to 7,892.02, 10,890.21 and 5,097.52

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Solution

The fourth proportional to 7,892.02, 10,890.21 and 5,097.52 is: 7,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.02 : 10,890.21 = 5,097.52 : x
  2. Step 2: Convert to fraction form
    7,892.02/10,890.21 = 5,097.52/x
  3. Step 3: Cross multiply
    7,892.02x = 10,890.21 × 5,097.52
  4. Step 4: Simplify right side
    7,892.02x = 55,513,063.28
  5. Step 5: Solve for x
    x = 55,513,063.28/7,892.02
  6. Step 6: Final answer
    x = 7,034.08

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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.