Home / 159,087.32-238,625.44-40,759.80

Finding the Fourth Proportional to 159,087.32, 238,625.44 and 40,759.80

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Solution

The fourth proportional to 159,087.32, 238,625.44 and 40,759.80 is: 61,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,087.32 : 238,625.44 = 40,759.80 : x
  2. Step 2: Convert to fraction form
    159,087.32/238,625.44 = 40,759.80/x
  3. Step 3: Cross multiply
    159,087.32x = 238,625.44 × 40,759.80
  4. Step 4: Simplify right side
    159,087.32x = 9,726,325,209.31
  5. Step 5: Solve for x
    x = 9,726,325,209.31/159,087.32
  6. Step 6: Final answer
    x = 61,138.28

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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.