Home / 68,787.36-102,976.74-37,527.84

Finding the Fourth Proportional to 68,787.36, 102,976.74 and 37,527.84

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Solution

The fourth proportional to 68,787.36, 102,976.74 and 37,527.84 is: 56,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,787.36 : 102,976.74 = 37,527.84 : x
  2. Step 2: Convert to fraction form
    68,787.36/102,976.74 = 37,527.84/x
  3. Step 3: Cross multiply
    68,787.36x = 102,976.74 × 37,527.84
  4. Step 4: Simplify right side
    68,787.36x = 3,864,494,622.44
  5. Step 5: Solve for x
    x = 3,864,494,622.44/68,787.36
  6. Step 6: Final answer
    x = 56,180.30

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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.