Home / 190,896.11-263,568.44-119,308.31

Finding the Fourth Proportional to 190,896.11, 263,568.44 and 119,308.31

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Solution

The fourth proportional to 190,896.11, 263,568.44 and 119,308.31 is: 164,727.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,896.11 : 263,568.44 = 119,308.31 : x
  2. Step 2: Convert to fraction form
    190,896.11/263,568.44 = 119,308.31/x
  3. Step 3: Cross multiply
    190,896.11x = 263,568.44 × 119,308.31
  4. Step 4: Simplify right side
    190,896.11x = 31,445,905,145.74
  5. Step 5: Solve for x
    x = 31,445,905,145.74/190,896.11
  6. Step 6: Final answer
    x = 164,727.85

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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.