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Finding the Fourth Proportional to 74,846.69, 112,327.14 and 27,506.64

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Solution

The fourth proportional to 74,846.69, 112,327.14 and 27,506.64 is: 41,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,846.69 : 112,327.14 = 27,506.64 : x
  2. Step 2: Convert to fraction form
    74,846.69/112,327.14 = 27,506.64/x
  3. Step 3: Cross multiply
    74,846.69x = 112,327.14 × 27,506.64
  4. Step 4: Simplify right side
    74,846.69x = 3,089,742,202.21
  5. Step 5: Solve for x
    x = 3,089,742,202.21/74,846.69
  6. Step 6: Final answer
    x = 41,280.95

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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.