Home / 80,787.21-111,483.86-44,976.44

Finding the Fourth Proportional to 80,787.21, 111,483.86 and 44,976.44

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Solution

The fourth proportional to 80,787.21, 111,483.86 and 44,976.44 is: 62,066.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,787.21 : 111,483.86 = 44,976.44 : x
  2. Step 2: Convert to fraction form
    80,787.21/111,483.86 = 44,976.44/x
  3. Step 3: Cross multiply
    80,787.21x = 111,483.86 × 44,976.44
  4. Step 4: Simplify right side
    80,787.21x = 5,014,146,357.96
  5. Step 5: Solve for x
    x = 5,014,146,357.96/80,787.21
  6. Step 6: Final answer
    x = 62,066.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.