Home / 256,736.24-354,268.75-141,996.65

Finding the Fourth Proportional to 256,736.24, 354,268.75 and 141,996.65

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Solution

The fourth proportional to 256,736.24, 354,268.75 and 141,996.65 is: 195,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,736.24 : 354,268.75 = 141,996.65 : x
  2. Step 2: Convert to fraction form
    256,736.24/354,268.75 = 141,996.65/x
  3. Step 3: Cross multiply
    256,736.24x = 354,268.75 × 141,996.65
  4. Step 4: Simplify right side
    256,736.24x = 50,304,975,699.69
  5. Step 5: Solve for x
    x = 50,304,975,699.69/256,736.24
  6. Step 6: Final answer
    x = 195,940.30

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1.5x scale

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.