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Finding the Fourth Proportional to 111,916.14, 167,892.03 and 37,039.02

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Solution

The fourth proportional to 111,916.14, 167,892.03 and 37,039.02 is: 55,564.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,916.14 : 167,892.03 = 37,039.02 : x
  2. Step 2: Convert to fraction form
    111,916.14/167,892.03 = 37,039.02/x
  3. Step 3: Cross multiply
    111,916.14x = 167,892.03 × 37,039.02
  4. Step 4: Simplify right side
    111,916.14x = 6,218,556,257.01
  5. Step 5: Solve for x
    x = 6,218,556,257.01/111,916.14
  6. Step 6: Final answer
    x = 55,564.43

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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.