Home / 262,982.80-362,915.40-149,824.72

Finding the Fourth Proportional to 262,982.80, 362,915.40 and 149,824.72

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Solution

The fourth proportional to 262,982.80, 362,915.40 and 149,824.72 is: 206,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,982.80 : 362,915.40 = 149,824.72 : x
  2. Step 2: Convert to fraction form
    262,982.80/362,915.40 = 149,824.72/x
  3. Step 3: Cross multiply
    262,982.80x = 362,915.40 × 149,824.72
  4. Step 4: Simplify right side
    262,982.80x = 54,373,698,188.69
  5. Step 5: Solve for x
    x = 54,373,698,188.69/262,982.80
  6. Step 6: Final answer
    x = 206,757.62

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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.