Home / 57,305.10-85,994.10-33,612.60

Finding the Fourth Proportional to 57,305.10, 85,994.10 and 33,612.60

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Solution

The fourth proportional to 57,305.10, 85,994.10 and 33,612.60 is: 50,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,305.10 : 85,994.10 = 33,612.60 : x
  2. Step 2: Convert to fraction form
    57,305.10/85,994.10 = 33,612.60/x
  3. Step 3: Cross multiply
    57,305.10x = 85,994.10 × 33,612.60
  4. Step 4: Simplify right side
    57,305.10x = 2,890,485,285.66
  5. Step 5: Solve for x
    x = 2,890,485,285.66/57,305.10
  6. Step 6: Final answer
    x = 50,440.28

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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.