Home / 215,974.23-324,059.81-110,867.07

Finding the Fourth Proportional to 215,974.23, 324,059.81 and 110,867.07

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Solution

The fourth proportional to 215,974.23, 324,059.81 and 110,867.07 is: 166,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,974.23 : 324,059.81 = 110,867.07 : x
  2. Step 2: Convert to fraction form
    215,974.23/324,059.81 = 110,867.07/x
  3. Step 3: Cross multiply
    215,974.23x = 324,059.81 × 110,867.07
  4. Step 4: Simplify right side
    215,974.23x = 35,927,561,639.46
  5. Step 5: Solve for x
    x = 35,927,561,639.46/215,974.23
  6. Step 6: Final answer
    x = 166,351.15

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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.