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Finding the Fourth Proportional to 110,716.70, 166,075.05 and 60,950.30

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Solution

The fourth proportional to 110,716.70, 166,075.05 and 60,950.30 is: 91,425.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,716.70 : 166,075.05 = 60,950.30 : x
  2. Step 2: Convert to fraction form
    110,716.70/166,075.05 = 60,950.30/x
  3. Step 3: Cross multiply
    110,716.70x = 166,075.05 × 60,950.30
  4. Step 4: Simplify right side
    110,716.70x = 10,122,324,120.02
  5. Step 5: Solve for x
    x = 10,122,324,120.02/110,716.70
  6. Step 6: Final answer
    x = 91,425.45

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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.