Home / 68,823.96-103,166.22-46,639.58

Finding the Fourth Proportional to 68,823.96, 103,166.22 and 46,639.58

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Solution

The fourth proportional to 68,823.96, 103,166.22 and 46,639.58 is: 69,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,823.96 : 103,166.22 = 46,639.58 : x
  2. Step 2: Convert to fraction form
    68,823.96/103,166.22 = 46,639.58/x
  3. Step 3: Cross multiply
    68,823.96x = 103,166.22 × 46,639.58
  4. Step 4: Simplify right side
    68,823.96x = 4,811,629,170.99
  5. Step 5: Solve for x
    x = 4,811,629,170.99/68,823.96
  6. Step 6: Final answer
    x = 69,912.12

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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.