Home / 190,780.57-263,223.84-119,233.27

Finding the Fourth Proportional to 190,780.57, 263,223.84 and 119,233.27

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Solution

The fourth proportional to 190,780.57, 263,223.84 and 119,233.27 is: 164,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,780.57 : 263,223.84 = 119,233.27 : x
  2. Step 2: Convert to fraction form
    190,780.57/263,223.84 = 119,233.27/x
  3. Step 3: Cross multiply
    190,780.57x = 263,223.84 × 119,233.27
  4. Step 4: Simplify right side
    190,780.57x = 31,385,039,185.16
  5. Step 5: Solve for x
    x = 31,385,039,185.16/190,780.57
  6. Step 6: Final answer
    x = 164,508.57

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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.