Home / 223,629.57-308,350.53-178,272.27

Finding the Fourth Proportional to 223,629.57, 308,350.53 and 178,272.27

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Solution

The fourth proportional to 223,629.57, 308,350.53 and 178,272.27 is: 245,809.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,629.57 : 308,350.53 = 178,272.27 : x
  2. Step 2: Convert to fraction form
    223,629.57/308,350.53 = 178,272.27/x
  3. Step 3: Cross multiply
    223,629.57x = 308,350.53 × 178,272.27
  4. Step 4: Simplify right side
    223,629.57x = 54,970,348,938.80
  5. Step 5: Solve for x
    x = 54,970,348,938.80/223,629.57
  6. Step 6: Final answer
    x = 245,809.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.