Home / 217,031.00-325,639.44-111,923.78

Finding the Fourth Proportional to 217,031.00, 325,639.44 and 111,923.78

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Solution

The fourth proportional to 217,031.00, 325,639.44 and 111,923.78 is: 167,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,031.00 : 325,639.44 = 111,923.78 : x
  2. Step 2: Convert to fraction form
    217,031.00/325,639.44 = 111,923.78/x
  3. Step 3: Cross multiply
    217,031.00x = 325,639.44 × 111,923.78
  4. Step 4: Simplify right side
    217,031.00x = 36,446,795,413.69
  5. Step 5: Solve for x
    x = 36,446,795,413.69/217,031.00
  6. Step 6: Final answer
    x = 167,933.60

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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.