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Finding the Fourth Proportional to 111,889.49, 167,834.23 and 41,774.27

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Solution

The fourth proportional to 111,889.49, 167,834.23 and 41,774.27 is: 62,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,889.49 : 167,834.23 = 41,774.27 : x
  2. Step 2: Convert to fraction form
    111,889.49/167,834.23 = 41,774.27/x
  3. Step 3: Cross multiply
    111,889.49x = 167,834.23 × 41,774.27
  4. Step 4: Simplify right side
    111,889.49x = 7,011,151,495.66
  5. Step 5: Solve for x
    x = 7,011,151,495.66/111,889.49
  6. Step 6: Final answer
    x = 62,661.40

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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.