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Finding the Fourth Proportional to 6,097.12, 8,407.74 and 5,215.84

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Solution

The fourth proportional to 6,097.12, 8,407.74 and 5,215.84 is: 7,192.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,097.12 : 8,407.74 = 5,215.84 : x
  2. Step 2: Convert to fraction form
    6,097.12/8,407.74 = 5,215.84/x
  3. Step 3: Cross multiply
    6,097.12x = 8,407.74 × 5,215.84
  4. Step 4: Simplify right side
    6,097.12x = 43,853,426.60
  5. Step 5: Solve for x
    x = 43,853,426.60/6,097.12
  6. Step 6: Final answer
    x = 7,192.48

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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.