Home / 110,728.70-166,093.05-102,175.10

Finding the Fourth Proportional to 110,728.70, 166,093.05 and 102,175.10

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Solution

The fourth proportional to 110,728.70, 166,093.05 and 102,175.10 is: 153,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,728.70 : 166,093.05 = 102,175.10 : x
  2. Step 2: Convert to fraction form
    110,728.70/166,093.05 = 102,175.10/x
  3. Step 3: Cross multiply
    110,728.70x = 166,093.05 × 102,175.10
  4. Step 4: Simplify right side
    110,728.70x = 16,970,573,993.06
  5. Step 5: Solve for x
    x = 16,970,573,993.06/110,728.70
  6. Step 6: Final answer
    x = 153,262.65

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1.5x scale

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.