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Finding the Fourth Proportional to 160,540.36, 240,858.06 and 55,369.96

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Solution

The fourth proportional to 160,540.36, 240,858.06 and 55,369.96 is: 83,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,540.36 : 240,858.06 = 55,369.96 : x
  2. Step 2: Convert to fraction form
    160,540.36/240,858.06 = 55,369.96/x
  3. Step 3: Cross multiply
    160,540.36x = 240,858.06 × 55,369.96
  4. Step 4: Simplify right side
    160,540.36x = 13,336,301,147.88
  5. Step 5: Solve for x
    x = 13,336,301,147.88/160,540.36
  6. Step 6: Final answer
    x = 83,071.33

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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.