Home / 190,616.22-263,217.57-119,118.42

Finding the Fourth Proportional to 190,616.22, 263,217.57 and 119,118.42

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Solution

The fourth proportional to 190,616.22, 263,217.57 and 119,118.42 is: 164,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,616.22 : 263,217.57 = 119,118.42 : x
  2. Step 2: Convert to fraction form
    190,616.22/263,217.57 = 119,118.42/x
  3. Step 3: Cross multiply
    190,616.22x = 263,217.57 × 119,118.42
  4. Step 4: Simplify right side
    190,616.22x = 31,354,061,054.64
  5. Step 5: Solve for x
    x = 31,354,061,054.64/190,616.22
  6. Step 6: Final answer
    x = 164,487.90

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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.