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Finding the Fourth Proportional to 32,361, 48,541.44 and 18,500.28

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Solution

The fourth proportional to 32,361, 48,541.44 and 18,500.28 is: 27,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,361 : 48,541.44 = 18,500.28 : x
  2. Step 2: Convert to fraction form
    32,361/48,541.44 = 18,500.28/x
  3. Step 3: Cross multiply
    32,361x = 48,541.44 × 18,500.28
  4. Step 4: Simplify right side
    32,361x = 898,030,231.60
  5. Step 5: Solve for x
    x = 898,030,231.60/32,361
  6. Step 6: Final answer
    x = 27,750.39

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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.