Home / 190,733.14-263,112.30-113,163.64

Finding the Fourth Proportional to 190,733.14, 263,112.30 and 113,163.64

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Solution

The fourth proportional to 190,733.14, 263,112.30 and 113,163.64 is: 156,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,733.14 : 263,112.30 = 113,163.64 : x
  2. Step 2: Convert to fraction form
    190,733.14/263,112.30 = 113,163.64/x
  3. Step 3: Cross multiply
    190,733.14x = 263,112.30 × 113,163.64
  4. Step 4: Simplify right side
    190,733.14x = 29,774,745,596.77
  5. Step 5: Solve for x
    x = 29,774,745,596.77/190,733.14
  6. Step 6: Final answer
    x = 156,106.83

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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.