Home / 258,450.04-356,608.78-150,999.32

Finding the Fourth Proportional to 258,450.04, 356,608.78 and 150,999.32

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Solution

The fourth proportional to 258,450.04, 356,608.78 and 150,999.32 is: 208,348.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,450.04 : 356,608.78 = 150,999.32 : x
  2. Step 2: Convert to fraction form
    258,450.04/356,608.78 = 150,999.32/x
  3. Step 3: Cross multiply
    258,450.04x = 356,608.78 × 150,999.32
  4. Step 4: Simplify right side
    258,450.04x = 53,847,683,800.05
  5. Step 5: Solve for x
    x = 53,847,683,800.05/258,450.04
  6. Step 6: Final answer
    x = 208,348.52

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1.5x scale

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.