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Finding the Fourth Proportional to 104,673.82, 157,327.92 and 69,255.94

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Solution

The fourth proportional to 104,673.82, 157,327.92 and 69,255.94 is: 104,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,673.82 : 157,327.92 = 69,255.94 : x
  2. Step 2: Convert to fraction form
    104,673.82/157,327.92 = 69,255.94/x
  3. Step 3: Cross multiply
    104,673.82x = 157,327.92 × 69,255.94
  4. Step 4: Simplify right side
    104,673.82x = 10,895,892,987.84
  5. Step 5: Solve for x
    x = 10,895,892,987.84/104,673.82
  6. Step 6: Final answer
    x = 104,093.77

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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.