Home / 190,676.44-263,132.78-104,636.89

Finding the Fourth Proportional to 190,676.44, 263,132.78 and 104,636.89

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Solution

The fourth proportional to 190,676.44, 263,132.78 and 104,636.89 is: 144,398.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,676.44 : 263,132.78 = 104,636.89 : x
  2. Step 2: Convert to fraction form
    190,676.44/263,132.78 = 104,636.89/x
  3. Step 3: Cross multiply
    190,676.44x = 263,132.78 × 104,636.89
  4. Step 4: Simplify right side
    190,676.44x = 27,533,394,575.24
  5. Step 5: Solve for x
    x = 27,533,394,575.24/190,676.44
  6. Step 6: Final answer
    x = 144,398.52

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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.