Home / 262,825.22-394,287.09-122,583.84

Finding the Fourth Proportional to 262,825.22, 394,287.09 and 122,583.84

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Solution

The fourth proportional to 262,825.22, 394,287.09 and 122,583.84 is: 183,898.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,825.22 : 394,287.09 = 122,583.84 : x
  2. Step 2: Convert to fraction form
    262,825.22/394,287.09 = 122,583.84/x
  3. Step 3: Cross multiply
    262,825.22x = 394,287.09 × 122,583.84
  4. Step 4: Simplify right side
    262,825.22x = 48,333,225,554.63
  5. Step 5: Solve for x
    x = 48,333,225,554.63/262,825.22
  6. Step 6: Final answer
    x = 183,898.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.