Home / 165,283.82-247,921.16-111,124.58

Finding the Fourth Proportional to 165,283.82, 247,921.16 and 111,124.58

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Solution

The fourth proportional to 165,283.82, 247,921.16 and 111,124.58 is: 166,683.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,283.82 : 247,921.16 = 111,124.58 : x
  2. Step 2: Convert to fraction form
    165,283.82/247,921.16 = 111,124.58/x
  3. Step 3: Cross multiply
    165,283.82x = 247,921.16 × 111,124.58
  4. Step 4: Simplify right side
    165,283.82x = 27,550,132,982.88
  5. Step 5: Solve for x
    x = 27,550,132,982.88/165,283.82
  6. Step 6: Final answer
    x = 166,683.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.