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Finding the Fourth Proportional to 216,067.60, 324,101.40 and 160,771.60

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Solution

The fourth proportional to 216,067.60, 324,101.40 and 160,771.60 is: 241,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,067.60 : 324,101.40 = 160,771.60 : x
  2. Step 2: Convert to fraction form
    216,067.60/324,101.40 = 160,771.60/x
  3. Step 3: Cross multiply
    216,067.60x = 324,101.40 × 160,771.60
  4. Step 4: Simplify right side
    216,067.60x = 52,106,300,640.24
  5. Step 5: Solve for x
    x = 52,106,300,640.24/216,067.60
  6. Step 6: Final answer
    x = 241,157.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.