Home / 190,951.01-263,516.79-104,915.36

Finding the Fourth Proportional to 190,951.01, 263,516.79 and 104,915.36

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Solution

The fourth proportional to 190,951.01, 263,516.79 and 104,915.36 is: 144,785.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,951.01 : 263,516.79 = 104,915.36 : x
  2. Step 2: Convert to fraction form
    190,951.01/263,516.79 = 104,915.36/x
  3. Step 3: Cross multiply
    190,951.01x = 263,516.79 × 104,915.36
  4. Step 4: Simplify right side
    190,951.01x = 27,646,958,559.50
  5. Step 5: Solve for x
    x = 27,646,958,559.50/190,951.01
  6. Step 6: Final answer
    x = 144,785.61

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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.