Home / 37,766.36-52,116.54-20,770.64

Finding the Fourth Proportional to 37,766.36, 52,116.54 and 20,770.64

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Solution

The fourth proportional to 37,766.36, 52,116.54 and 20,770.64 is: 28,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.36 : 52,116.54 = 20,770.64 : x
  2. Step 2: Convert to fraction form
    37,766.36/52,116.54 = 20,770.64/x
  3. Step 3: Cross multiply
    37,766.36x = 52,116.54 × 20,770.64
  4. Step 4: Simplify right side
    37,766.36x = 1,082,493,890.39
  5. Step 5: Solve for x
    x = 1,082,493,890.39/37,766.36
  6. Step 6: Final answer
    x = 28,662.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.