Home / 243,383.24-335,867.44-135,952.94

Finding the Fourth Proportional to 243,383.24, 335,867.44 and 135,952.94

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Solution

The fourth proportional to 243,383.24, 335,867.44 and 135,952.94 is: 187,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,383.24 : 335,867.44 = 135,952.94 : x
  2. Step 2: Convert to fraction form
    243,383.24/335,867.44 = 135,952.94/x
  3. Step 3: Cross multiply
    243,383.24x = 335,867.44 × 135,952.94
  4. Step 4: Simplify right side
    243,383.24x = 45,662,165,918.27
  5. Step 5: Solve for x
    x = 45,662,165,918.27/243,383.24
  6. Step 6: Final answer
    x = 187,614.26

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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.