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Finding the Fourth Proportional to 68,099.03, 101,849.81 and 60,655.03

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Solution

The fourth proportional to 68,099.03, 101,849.81 and 60,655.03 is: 90,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,099.03 : 101,849.81 = 60,655.03 : x
  2. Step 2: Convert to fraction form
    68,099.03/101,849.81 = 60,655.03/x
  3. Step 3: Cross multiply
    68,099.03x = 101,849.81 × 60,655.03
  4. Step 4: Simplify right side
    68,099.03x = 6,177,702,723.14
  5. Step 5: Solve for x
    x = 6,177,702,723.14/68,099.03
  6. Step 6: Final answer
    x = 90,716.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.