Home / 76,626.54-114,949.85-25,318.15

Finding the Fourth Proportional to 76,626.54, 114,949.85 and 25,318.15

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Solution

The fourth proportional to 76,626.54, 114,949.85 and 25,318.15 is: 37,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626.54 : 114,949.85 = 25,318.15 : x
  2. Step 2: Convert to fraction form
    76,626.54/114,949.85 = 25,318.15/x
  3. Step 3: Cross multiply
    76,626.54x = 114,949.85 × 25,318.15
  4. Step 4: Simplify right side
    76,626.54x = 2,910,317,544.78
  5. Step 5: Solve for x
    x = 2,910,317,544.78/76,626.54
  6. Step 6: Final answer
    x = 37,980.54

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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.