Home / 110,777.45-166,220.39-68,646.26

Finding the Fourth Proportional to 110,777.45, 166,220.39 and 68,646.26

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Solution

The fourth proportional to 110,777.45, 166,220.39 and 68,646.26 is: 103,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,777.45 : 166,220.39 = 68,646.26 : x
  2. Step 2: Convert to fraction form
    110,777.45/166,220.39 = 68,646.26/x
  3. Step 3: Cross multiply
    110,777.45x = 166,220.39 × 68,646.26
  4. Step 4: Simplify right side
    110,777.45x = 11,410,408,696.41
  5. Step 5: Solve for x
    x = 11,410,408,696.41/110,777.45
  6. Step 6: Final answer
    x = 103,003.00

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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.