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Finding the Fourth Proportional to 32,361.30, 48,548.84 and 18,327.92

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Solution

The fourth proportional to 32,361.30, 48,548.84 and 18,327.92 is: 27,495.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,361.30 : 48,548.84 = 18,327.92 : x
  2. Step 2: Convert to fraction form
    32,361.30/48,548.84 = 18,327.92/x
  3. Step 3: Cross multiply
    32,361.30x = 48,548.84 × 18,327.92
  4. Step 4: Simplify right side
    32,361.30x = 889,798,921.23
  5. Step 5: Solve for x
    x = 889,798,921.23/32,361.30
  6. Step 6: Final answer
    x = 27,495.77

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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.