Home / 29,826.20-44,688.10-19,432.60

Finding the Fourth Proportional to 29,826.20, 44,688.10 and 19,432.60

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Solution

The fourth proportional to 29,826.20, 44,688.10 and 19,432.60 is: 29,115.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,826.20 : 44,688.10 = 19,432.60 : x
  2. Step 2: Convert to fraction form
    29,826.20/44,688.10 = 19,432.60/x
  3. Step 3: Cross multiply
    29,826.20x = 44,688.10 × 19,432.60
  4. Step 4: Simplify right side
    29,826.20x = 868,405,972.06
  5. Step 5: Solve for x
    x = 868,405,972.06/29,826.20
  6. Step 6: Final answer
    x = 29,115.54

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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.