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Finding the Fourth Proportional to 38,100.50, 57,113.08 and 18,074.88

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Solution

The fourth proportional to 38,100.50, 57,113.08 and 18,074.88 is: 27,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,100.50 : 57,113.08 = 18,074.88 : x
  2. Step 2: Convert to fraction form
    38,100.50/57,113.08 = 18,074.88/x
  3. Step 3: Cross multiply
    38,100.50x = 57,113.08 × 18,074.88
  4. Step 4: Simplify right side
    38,100.50x = 1,032,312,067.43
  5. Step 5: Solve for x
    x = 1,032,312,067.43/38,100.50
  6. Step 6: Final answer
    x = 27,094.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.