Home / 154,958.36-232,562.07-80,100.44

Finding the Fourth Proportional to 154,958.36, 232,562.07 and 80,100.44

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Solution

The fourth proportional to 154,958.36, 232,562.07 and 80,100.44 is: 120,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,958.36 : 232,562.07 = 80,100.44 : x
  2. Step 2: Convert to fraction form
    154,958.36/232,562.07 = 80,100.44/x
  3. Step 3: Cross multiply
    154,958.36x = 232,562.07 × 80,100.44
  4. Step 4: Simplify right side
    154,958.36x = 18,628,322,971.50
  5. Step 5: Solve for x
    x = 18,628,322,971.50/154,958.36
  6. Step 6: Final answer
    x = 120,215.03

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1.5x scale

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.