Home / 148,180.51-204,489.36-80,197.54

Finding the Fourth Proportional to 148,180.51, 204,489.36 and 80,197.54

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Solution

The fourth proportional to 148,180.51, 204,489.36 and 80,197.54 is: 110,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,180.51 : 204,489.36 = 80,197.54 : x
  2. Step 2: Convert to fraction form
    148,180.51/204,489.36 = 80,197.54/x
  3. Step 3: Cross multiply
    148,180.51x = 204,489.36 × 80,197.54
  4. Step 4: Simplify right side
    148,180.51x = 16,399,544,267.20
  5. Step 5: Solve for x
    x = 16,399,544,267.20/148,180.51
  6. Step 6: Final answer
    x = 110,672.75

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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.