Home / 49,790.46-68,804.74-39,263.70

Finding the Fourth Proportional to 49,790.46, 68,804.74 and 39,263.70

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Solution

The fourth proportional to 49,790.46, 68,804.74 and 39,263.70 is: 54,257.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,790.46 : 68,804.74 = 39,263.70 : x
  2. Step 2: Convert to fraction form
    49,790.46/68,804.74 = 39,263.70/x
  3. Step 3: Cross multiply
    49,790.46x = 68,804.74 × 39,263.70
  4. Step 4: Simplify right side
    49,790.46x = 2,701,528,669.94
  5. Step 5: Solve for x
    x = 2,701,528,669.94/49,790.46
  6. Step 6: Final answer
    x = 54,257.96

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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.