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Finding the Fourth Proportional to 90,185.58, 135,284.31 and 23,627.34

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Solution

The fourth proportional to 90,185.58, 135,284.31 and 23,627.34 is: 35,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,185.58 : 135,284.31 = 23,627.34 : x
  2. Step 2: Convert to fraction form
    90,185.58/135,284.31 = 23,627.34/x
  3. Step 3: Cross multiply
    90,185.58x = 135,284.31 × 23,627.34
  4. Step 4: Simplify right side
    90,185.58x = 3,196,408,389.04
  5. Step 5: Solve for x
    x = 3,196,408,389.04/90,185.58
  6. Step 6: Final answer
    x = 35,442.57

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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.