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Finding the Fourth Proportional to 165,373.53, 248,083.44 and 53,027.34

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Solution

The fourth proportional to 165,373.53, 248,083.44 and 53,027.34 is: 79,548.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,373.53 : 248,083.44 = 53,027.34 : x
  2. Step 2: Convert to fraction form
    165,373.53/248,083.44 = 53,027.34/x
  3. Step 3: Cross multiply
    165,373.53x = 248,083.44 × 53,027.34
  4. Step 4: Simplify right side
    165,373.53x = 13,155,204,921.25
  5. Step 5: Solve for x
    x = 13,155,204,921.25/165,373.53
  6. Step 6: Final answer
    x = 79,548.43

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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.