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Finding the Fourth Proportional to 106,548.80, 159,765.60 and 44,225.60

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Solution

The fourth proportional to 106,548.80, 159,765.60 and 44,225.60 is: 66,314.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,548.80 : 159,765.60 = 44,225.60 : x
  2. Step 2: Convert to fraction form
    106,548.80/159,765.60 = 44,225.60/x
  3. Step 3: Cross multiply
    106,548.80x = 159,765.60 × 44,225.60
  4. Step 4: Simplify right side
    106,548.80x = 7,065,729,519.36
  5. Step 5: Solve for x
    x = 7,065,729,519.36/106,548.80
  6. Step 6: Final answer
    x = 66,314.49

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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.