Home / 193,365.78-266,845.64-108,477.38

Finding the Fourth Proportional to 193,365.78, 266,845.64 and 108,477.38

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Solution

The fourth proportional to 193,365.78, 266,845.64 and 108,477.38 is: 149,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,365.78 : 266,845.64 = 108,477.38 : x
  2. Step 2: Convert to fraction form
    193,365.78/266,845.64 = 108,477.38/x
  3. Step 3: Cross multiply
    193,365.78x = 266,845.64 × 108,477.38
  4. Step 4: Simplify right side
    193,365.78x = 28,946,714,015.01
  5. Step 5: Solve for x
    x = 28,946,714,015.01/193,365.78
  6. Step 6: Final answer
    x = 149,699.26

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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.