Home / 193,047.64-266,405.56-108,165.31

Finding the Fourth Proportional to 193,047.64, 266,405.56 and 108,165.31

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Solution

The fourth proportional to 193,047.64, 266,405.56 and 108,165.31 is: 149,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,047.64 : 266,405.56 = 108,165.31 : x
  2. Step 2: Convert to fraction form
    193,047.64/266,405.56 = 108,165.31/x
  3. Step 3: Cross multiply
    193,047.64x = 266,405.56 × 108,165.31
  4. Step 4: Simplify right side
    193,047.64x = 28,815,839,983.12
  5. Step 5: Solve for x
    x = 28,815,839,983.12/193,047.64
  6. Step 6: Final answer
    x = 149,268.03

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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.