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Finding the Fourth Proportional to 231,183.70, 346,775.56 and 64,971.70

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Solution

The fourth proportional to 231,183.70, 346,775.56 and 64,971.70 is: 97,457.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,183.70 : 346,775.56 = 64,971.70 : x
  2. Step 2: Convert to fraction form
    231,183.70/346,775.56 = 64,971.70/x
  3. Step 3: Cross multiply
    231,183.70x = 346,775.56 × 64,971.70
  4. Step 4: Simplify right side
    231,183.70x = 22,530,597,651.65
  5. Step 5: Solve for x
    x = 22,530,597,651.65/231,183.70
  6. Step 6: Final answer
    x = 97,457.55

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