Home / 190,782.57-263,226.60-119,235.27

Finding the Fourth Proportional to 190,782.57, 263,226.60 and 119,235.27

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Solution

The fourth proportional to 190,782.57, 263,226.60 and 119,235.27 is: 164,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,782.57 : 263,226.60 = 119,235.27 : x
  2. Step 2: Convert to fraction form
    190,782.57/263,226.60 = 119,235.27/x
  3. Step 3: Cross multiply
    190,782.57x = 263,226.60 × 119,235.27
  4. Step 4: Simplify right side
    190,782.57x = 31,385,894,722.18
  5. Step 5: Solve for x
    x = 31,385,894,722.18/190,782.57
  6. Step 6: Final answer
    x = 164,511.33

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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.