Home / 49,787.32-68,706.46-27,431.32

Finding the Fourth Proportional to 49,787.32, 68,706.46 and 27,431.32

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Solution

The fourth proportional to 49,787.32, 68,706.46 and 27,431.32 is: 37,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,787.32 : 68,706.46 = 27,431.32 : x
  2. Step 2: Convert to fraction form
    49,787.32/68,706.46 = 27,431.32/x
  3. Step 3: Cross multiply
    49,787.32x = 68,706.46 × 27,431.32
  4. Step 4: Simplify right side
    49,787.32x = 1,884,708,890.33
  5. Step 5: Solve for x
    x = 1,884,708,890.33/49,787.32
  6. Step 6: Final answer
    x = 37,855.20

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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.