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Finding the Fourth Proportional to 111,254.40, 166,881.60 and 44,704.80

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Solution

The fourth proportional to 111,254.40, 166,881.60 and 44,704.80 is: 67,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,254.40 : 166,881.60 = 44,704.80 : x
  2. Step 2: Convert to fraction form
    111,254.40/166,881.60 = 44,704.80/x
  3. Step 3: Cross multiply
    111,254.40x = 166,881.60 × 44,704.80
  4. Step 4: Simplify right side
    111,254.40x = 7,460,408,551.68
  5. Step 5: Solve for x
    x = 7,460,408,551.68/111,254.40
  6. Step 6: Final answer
    x = 67,057.20

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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.