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Finding the Fourth Proportional to 70,010.22, 104,973.11 and 27,896.81

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Solution

The fourth proportional to 70,010.22, 104,973.11 and 27,896.81 is: 41,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,010.22 : 104,973.11 = 27,896.81 : x
  2. Step 2: Convert to fraction form
    70,010.22/104,973.11 = 27,896.81/x
  3. Step 3: Cross multiply
    70,010.22x = 104,973.11 × 27,896.81
  4. Step 4: Simplify right side
    70,010.22x = 2,928,414,501.96
  5. Step 5: Solve for x
    x = 2,928,414,501.96/70,010.22
  6. Step 6: Final answer
    x = 41,828.38

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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.