Home / 190,769.34-263,265-104,736.33

Finding the Fourth Proportional to 190,769.34, 263,265 and 104,736.33

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Solution

The fourth proportional to 190,769.34, 263,265 and 104,736.33 is: 144,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,769.34 : 263,265 = 104,736.33 : x
  2. Step 2: Convert to fraction form
    190,769.34/263,265 = 104,736.33/x
  3. Step 3: Cross multiply
    190,769.34x = 263,265 × 104,736.33
  4. Step 4: Simplify right side
    190,769.34x = 27,573,409,917.45
  5. Step 5: Solve for x
    x = 27,573,409,917.45/190,769.34
  6. Step 6: Final answer
    x = 144,537.95

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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.