Home / 76,792.45-115,166.13-26,863.24

Finding the Fourth Proportional to 76,792.45, 115,166.13 and 26,863.24

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Solution

The fourth proportional to 76,792.45, 115,166.13 and 26,863.24 is: 40,286.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,792.45 : 115,166.13 = 26,863.24 : x
  2. Step 2: Convert to fraction form
    76,792.45/115,166.13 = 26,863.24/x
  3. Step 3: Cross multiply
    76,792.45x = 115,166.13 × 26,863.24
  4. Step 4: Simplify right side
    76,792.45x = 3,093,735,390.06
  5. Step 5: Solve for x
    x = 3,093,735,390.06/76,792.45
  6. Step 6: Final answer
    x = 40,286.97

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1.5x scale

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.