Home / 190,968.05-263,520.18-104,922.66

Finding the Fourth Proportional to 190,968.05, 263,520.18 and 104,922.66

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Solution

The fourth proportional to 190,968.05, 263,520.18 and 104,922.66 is: 144,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,968.05 : 263,520.18 = 104,922.66 : x
  2. Step 2: Convert to fraction form
    190,968.05/263,520.18 = 104,922.66/x
  3. Step 3: Cross multiply
    190,968.05x = 263,520.18 × 104,922.66
  4. Step 4: Simplify right side
    190,968.05x = 27,649,238,249.28
  5. Step 5: Solve for x
    x = 27,649,238,249.28/190,968.05
  6. Step 6: Final answer
    x = 144,784.63

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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.