Home / 49,787.46-68,800.59-39,260.70

Finding the Fourth Proportional to 49,787.46, 68,800.59 and 39,260.70

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Solution

The fourth proportional to 49,787.46, 68,800.59 and 39,260.70 is: 54,253.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,787.46 : 68,800.59 = 39,260.70 : x
  2. Step 2: Convert to fraction form
    49,787.46/68,800.59 = 39,260.70/x
  3. Step 3: Cross multiply
    49,787.46x = 68,800.59 × 39,260.70
  4. Step 4: Simplify right side
    49,787.46x = 2,701,159,323.81
  5. Step 5: Solve for x
    x = 2,701,159,323.81/49,787.46
  6. Step 6: Final answer
    x = 54,253.81

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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.