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Finding the Fourth Proportional to 73,926.44, 110,889.82 and 18,522.60

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Solution

The fourth proportional to 73,926.44, 110,889.82 and 18,522.60 is: 27,783.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,926.44 : 110,889.82 = 18,522.60 : x
  2. Step 2: Convert to fraction form
    73,926.44/110,889.82 = 18,522.60/x
  3. Step 3: Cross multiply
    73,926.44x = 110,889.82 × 18,522.60
  4. Step 4: Simplify right side
    73,926.44x = 2,053,967,779.93
  5. Step 5: Solve for x
    x = 2,053,967,779.93/73,926.44
  6. Step 6: Final answer
    x = 27,783.94

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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.