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Finding the Fourth Proportional to 19,074.66, 28,611.99 and 5,927.03

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Solution

The fourth proportional to 19,074.66, 28,611.99 and 5,927.03 is: 8,890.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.66 : 28,611.99 = 5,927.03 : x
  2. Step 2: Convert to fraction form
    19,074.66/28,611.99 = 5,927.03/x
  3. Step 3: Cross multiply
    19,074.66x = 28,611.99 × 5,927.03
  4. Step 4: Simplify right side
    19,074.66x = 169,584,087.32
  5. Step 5: Solve for x
    x = 169,584,087.32/19,074.66
  6. Step 6: Final answer
    x = 8,890.54

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Similar ratio
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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.