Home / 110,629.90-166,076.53-106,118.30

Finding the Fourth Proportional to 110,629.90, 166,076.53 and 106,118.30

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Solution

The fourth proportional to 110,629.90, 166,076.53 and 106,118.30 is: 159,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,629.90 : 166,076.53 = 106,118.30 : x
  2. Step 2: Convert to fraction form
    110,629.90/166,076.53 = 106,118.30/x
  3. Step 3: Cross multiply
    110,629.90x = 166,076.53 × 106,118.30
  4. Step 4: Simplify right side
    110,629.90x = 17,623,759,183.39
  5. Step 5: Solve for x
    x = 17,623,759,183.39/110,629.90
  6. Step 6: Final answer
    x = 159,303.76

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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.