Home / 190,915.88-263,469.38-106,038.41

Finding the Fourth Proportional to 190,915.88, 263,469.38 and 106,038.41

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Solution

The fourth proportional to 190,915.88, 263,469.38 and 106,038.41 is: 146,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,915.88 : 263,469.38 = 106,038.41 : x
  2. Step 2: Convert to fraction form
    190,915.88/263,469.38 = 106,038.41/x
  3. Step 3: Cross multiply
    190,915.88x = 263,469.38 × 106,038.41
  4. Step 4: Simplify right side
    190,915.88x = 27,937,872,291.35
  5. Step 5: Solve for x
    x = 27,937,872,291.35/190,915.88
  6. Step 6: Final answer
    x = 146,336.04

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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.