Home / 110,874.06-166,416.24-68,626.35

Finding the Fourth Proportional to 110,874.06, 166,416.24 and 68,626.35

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Solution

The fourth proportional to 110,874.06, 166,416.24 and 68,626.35 is: 103,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,874.06 : 166,416.24 = 68,626.35 : x
  2. Step 2: Convert to fraction form
    110,874.06/166,416.24 = 68,626.35/x
  3. Step 3: Cross multiply
    110,874.06x = 166,416.24 × 68,626.35
  4. Step 4: Simplify right side
    110,874.06x = 11,420,538,390.45
  5. Step 5: Solve for x
    x = 11,420,538,390.45/110,874.06
  6. Step 6: Final answer
    x = 103,004.60

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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.