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Finding the Fourth Proportional to 111,840.91, 167,709.53 and 41,701.39

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Solution

The fourth proportional to 111,840.91, 167,709.53 and 41,701.39 is: 62,532.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,840.91 : 167,709.53 = 41,701.39 : x
  2. Step 2: Convert to fraction form
    111,840.91/167,709.53 = 41,701.39/x
  3. Step 3: Cross multiply
    111,840.91x = 167,709.53 × 41,701.39
  4. Step 4: Simplify right side
    111,840.91x = 6,993,720,308.74
  5. Step 5: Solve for x
    x = 6,993,720,308.74/111,840.91
  6. Step 6: Final answer
    x = 62,532.76

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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.