Home / 165,631.56-248,456.88-47,293.80

Finding the Fourth Proportional to 165,631.56, 248,456.88 and 47,293.80

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Solution

The fourth proportional to 165,631.56, 248,456.88 and 47,293.80 is: 70,943.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,631.56 : 248,456.88 = 47,293.80 : x
  2. Step 2: Convert to fraction form
    165,631.56/248,456.88 = 47,293.80/x
  3. Step 3: Cross multiply
    165,631.56x = 248,456.88 × 47,293.80
  4. Step 4: Simplify right side
    165,631.56x = 11,750,469,991.34
  5. Step 5: Solve for x
    x = 11,750,469,991.34/165,631.56
  6. Step 6: Final answer
    x = 70,943.42

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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.