Home / 190,598.44-263,057.34-105,742.84

Finding the Fourth Proportional to 190,598.44, 263,057.34 and 105,742.84

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Solution

The fourth proportional to 190,598.44, 263,057.34 and 105,742.84 is: 145,942.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,598.44 : 263,057.34 = 105,742.84 : x
  2. Step 2: Convert to fraction form
    190,598.44/263,057.34 = 105,742.84/x
  3. Step 3: Cross multiply
    190,598.44x = 263,057.34 × 105,742.84
  4. Step 4: Simplify right side
    190,598.44x = 27,816,430,214.45
  5. Step 5: Solve for x
    x = 27,816,430,214.45/190,598.44
  6. Step 6: Final answer
    x = 145,942.59

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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.