Home / 104,106.52-143,568.66-68,327.56

Finding the Fourth Proportional to 104,106.52, 143,568.66 and 68,327.56

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Solution

The fourth proportional to 104,106.52, 143,568.66 and 68,327.56 is: 94,227.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,106.52 : 143,568.66 = 68,327.56 : x
  2. Step 2: Convert to fraction form
    104,106.52/143,568.66 = 68,327.56/x
  3. Step 3: Cross multiply
    104,106.52x = 143,568.66 × 68,327.56
  4. Step 4: Simplify right side
    104,106.52x = 9,809,696,230.27
  5. Step 5: Solve for x
    x = 9,809,696,230.27/104,106.52
  6. Step 6: Final answer
    x = 94,227.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.