Home / 190,296.78-262,598.27-104,238.56

Finding the Fourth Proportional to 190,296.78, 262,598.27 and 104,238.56

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Solution

The fourth proportional to 190,296.78, 262,598.27 and 104,238.56 is: 143,843.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,296.78 : 262,598.27 = 104,238.56 : x
  2. Step 2: Convert to fraction form
    190,296.78/262,598.27 = 104,238.56/x
  3. Step 3: Cross multiply
    190,296.78x = 262,598.27 × 104,238.56
  4. Step 4: Simplify right side
    190,296.78x = 27,372,865,523.29
  5. Step 5: Solve for x
    x = 27,372,865,523.29/190,296.78
  6. Step 6: Final answer
    x = 143,843.03

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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.