Home / 30,135.22-41,586.26-16,706.50

Finding the Fourth Proportional to 30,135.22, 41,586.26 and 16,706.50

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Solution

The fourth proportional to 30,135.22, 41,586.26 and 16,706.50 is: 23,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,135.22 : 41,586.26 = 16,706.50 : x
  2. Step 2: Convert to fraction form
    30,135.22/41,586.26 = 16,706.50/x
  3. Step 3: Cross multiply
    30,135.22x = 41,586.26 × 16,706.50
  4. Step 4: Simplify right side
    30,135.22x = 694,760,852.69
  5. Step 5: Solve for x
    x = 694,760,852.69/30,135.22
  6. Step 6: Final answer
    x = 23,054.78

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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.