Home / 269,828.48-372,361.20-148,969.88

Finding the Fourth Proportional to 269,828.48, 372,361.20 and 148,969.88

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Solution

The fourth proportional to 269,828.48, 372,361.20 and 148,969.88 is: 205,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,828.48 : 372,361.20 = 148,969.88 : x
  2. Step 2: Convert to fraction form
    269,828.48/372,361.20 = 148,969.88/x
  3. Step 3: Cross multiply
    269,828.48x = 372,361.20 × 148,969.88
  4. Step 4: Simplify right side
    269,828.48x = 55,470,603,280.66
  5. Step 5: Solve for x
    x = 55,470,603,280.66/269,828.48
  6. Step 6: Final answer
    x = 205,577.27

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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.