Home / 37,766.21-52,116.99-20,770.18

Finding the Fourth Proportional to 37,766.21, 52,116.99 and 20,770.18

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Solution

The fourth proportional to 37,766.21, 52,116.99 and 20,770.18 is: 28,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.21 : 52,116.99 = 20,770.18 : x
  2. Step 2: Convert to fraction form
    37,766.21/52,116.99 = 20,770.18/x
  3. Step 3: Cross multiply
    37,766.21x = 52,116.99 × 20,770.18
  4. Step 4: Simplify right side
    37,766.21x = 1,082,479,055.18
  5. Step 5: Solve for x
    x = 1,082,479,055.18/37,766.21
  6. Step 6: Final answer
    x = 28,662.64

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1.5x scale

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.