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Finding the Fourth Proportional to 111,460.73, 167,237.99 and 69,376.02

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Solution

The fourth proportional to 111,460.73, 167,237.99 and 69,376.02 is: 104,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,460.73 : 167,237.99 = 69,376.02 : x
  2. Step 2: Convert to fraction form
    111,460.73/167,237.99 = 69,376.02/x
  3. Step 3: Cross multiply
    111,460.73x = 167,237.99 × 69,376.02
  4. Step 4: Simplify right side
    111,460.73x = 11,602,305,425.14
  5. Step 5: Solve for x
    x = 11,602,305,425.14/111,460.73
  6. Step 6: Final answer
    x = 104,093.22

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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.