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Finding the Fourth Proportional to 104,955.30, 157,448.57 and 33,854.54

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Solution

The fourth proportional to 104,955.30, 157,448.57 and 33,854.54 is: 50,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,955.30 : 157,448.57 = 33,854.54 : x
  2. Step 2: Convert to fraction form
    104,955.30/157,448.57 = 33,854.54/x
  3. Step 3: Cross multiply
    104,955.30x = 157,448.57 × 33,854.54
  4. Step 4: Simplify right side
    104,955.30x = 5,330,347,954.49
  5. Step 5: Solve for x
    x = 5,330,347,954.49/104,955.30
  6. Step 6: Final answer
    x = 50,786.84

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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.