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Finding the Fourth Proportional to 67,035.62, 99,824.41 and 66,299.33

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Solution

The fourth proportional to 67,035.62, 99,824.41 and 66,299.33 is: 98,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,035.62 : 99,824.41 = 66,299.33 : x
  2. Step 2: Convert to fraction form
    67,035.62/99,824.41 = 66,299.33/x
  3. Step 3: Cross multiply
    67,035.62x = 99,824.41 × 66,299.33
  4. Step 4: Simplify right side
    67,035.62x = 6,618,291,500.65
  5. Step 5: Solve for x
    x = 6,618,291,500.65/67,035.62
  6. Step 6: Final answer
    x = 98,727.98

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.