Home / 198,198.23-273,449.93-110,970.50

Finding the Fourth Proportional to 198,198.23, 273,449.93 and 110,970.50

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Solution

The fourth proportional to 198,198.23, 273,449.93 and 110,970.50 is: 153,103.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,198.23 : 273,449.93 = 110,970.50 : x
  2. Step 2: Convert to fraction form
    198,198.23/273,449.93 = 110,970.50/x
  3. Step 3: Cross multiply
    198,198.23x = 273,449.93 × 110,970.50
  4. Step 4: Simplify right side
    198,198.23x = 30,344,873,534.96
  5. Step 5: Solve for x
    x = 30,344,873,534.96/198,198.23
  6. Step 6: Final answer
    x = 153,103.66

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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.