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Finding the Fourth Proportional to 236,121.60, 354,268.80 and 95,894.40

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Solution

The fourth proportional to 236,121.60, 354,268.80 and 95,894.40 is: 143,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,121.60 : 354,268.80 = 95,894.40 : x
  2. Step 2: Convert to fraction form
    236,121.60/354,268.80 = 95,894.40/x
  3. Step 3: Cross multiply
    236,121.60x = 354,268.80 × 95,894.40
  4. Step 4: Simplify right side
    236,121.60x = 33,972,394,014.72
  5. Step 5: Solve for x
    x = 33,972,394,014.72/236,121.60
  6. Step 6: Final answer
    x = 143,876.69

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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.