Home / 132,927.20-199,333.20-54,015.20

Finding the Fourth Proportional to 132,927.20, 199,333.20 and 54,015.20

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Solution

The fourth proportional to 132,927.20, 199,333.20 and 54,015.20 is: 80,999.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,927.20 : 199,333.20 = 54,015.20 : x
  2. Step 2: Convert to fraction form
    132,927.20/199,333.20 = 54,015.20/x
  3. Step 3: Cross multiply
    132,927.20x = 199,333.20 × 54,015.20
  4. Step 4: Simplify right side
    132,927.20x = 10,767,022,664.64
  5. Step 5: Solve for x
    x = 10,767,022,664.64/132,927.20
  6. Step 6: Final answer
    x = 80,999.39

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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.