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Finding the Fourth Proportional to 6,659.58, 9,181.68 and 5,460.15

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Solution

The fourth proportional to 6,659.58, 9,181.68 and 5,460.15 is: 7,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.58 : 9,181.68 = 5,460.15 : x
  2. Step 2: Convert to fraction form
    6,659.58/9,181.68 = 5,460.15/x
  3. Step 3: Cross multiply
    6,659.58x = 9,181.68 × 5,460.15
  4. Step 4: Simplify right side
    6,659.58x = 50,133,350.05
  5. Step 5: Solve for x
    x = 50,133,350.05/6,659.58
  6. Step 6: Final answer
    x = 7,528.00

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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.