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Finding the Fourth Proportional to 116,883.46, 161,299.91 and 63,168.34

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Solution

The fourth proportional to 116,883.46, 161,299.91 and 63,168.34 is: 87,172.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,883.46 : 161,299.91 = 63,168.34 : x
  2. Step 2: Convert to fraction form
    116,883.46/161,299.91 = 63,168.34/x
  3. Step 3: Cross multiply
    116,883.46x = 161,299.91 × 63,168.34
  4. Step 4: Simplify right side
    116,883.46x = 10,189,047,939.12
  5. Step 5: Solve for x
    x = 10,189,047,939.12/116,883.46
  6. Step 6: Final answer
    x = 87,172.71

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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.