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Finding the Fourth Proportional to 110,955.44, 166,350 and 36,030.80

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Solution

The fourth proportional to 110,955.44, 166,350 and 36,030.80 is: 54,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,955.44 : 166,350 = 36,030.80 : x
  2. Step 2: Convert to fraction form
    110,955.44/166,350 = 36,030.80/x
  3. Step 3: Cross multiply
    110,955.44x = 166,350 × 36,030.80
  4. Step 4: Simplify right side
    110,955.44x = 5,993,723,580.00
  5. Step 5: Solve for x
    x = 5,993,723,580.00/110,955.44
  6. Step 6: Final answer
    x = 54,019.20

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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.