Home / 183,431.20-274,378.80-164,845.60

Finding the Fourth Proportional to 183,431.20, 274,378.80 and 164,845.60

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Solution

The fourth proportional to 183,431.20, 274,378.80 and 164,845.60 is: 246,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,431.20 : 274,378.80 = 164,845.60 : x
  2. Step 2: Convert to fraction form
    183,431.20/274,378.80 = 164,845.60/x
  3. Step 3: Cross multiply
    183,431.20x = 274,378.80 × 164,845.60
  4. Step 4: Simplify right side
    183,431.20x = 45,230,137,913.28
  5. Step 5: Solve for x
    x = 45,230,137,913.28/183,431.20
  6. Step 6: Final answer
    x = 246,578.22

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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.