Home / 148,629.96-205,202.34-103,294.44

Finding the Fourth Proportional to 148,629.96, 205,202.34 and 103,294.44

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Solution

The fourth proportional to 148,629.96, 205,202.34 and 103,294.44 is: 142,610.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,629.96 : 205,202.34 = 103,294.44 : x
  2. Step 2: Convert to fraction form
    148,629.96/205,202.34 = 103,294.44/x
  3. Step 3: Cross multiply
    148,629.96x = 205,202.34 × 103,294.44
  4. Step 4: Simplify right side
    148,629.96x = 21,196,260,796.99
  5. Step 5: Solve for x
    x = 21,196,260,796.99/148,629.96
  6. Step 6: Final answer
    x = 142,610.96

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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.