Home / 51,183.21-76,738.46-19,566.63

Finding the Fourth Proportional to 51,183.21, 76,738.46 and 19,566.63

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Solution

The fourth proportional to 51,183.21, 76,738.46 and 19,566.63 is: 29,336.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,183.21 : 76,738.46 = 19,566.63 : x
  2. Step 2: Convert to fraction form
    51,183.21/76,738.46 = 19,566.63/x
  3. Step 3: Cross multiply
    51,183.21x = 76,738.46 × 19,566.63
  4. Step 4: Simplify right side
    51,183.21x = 1,501,513,102.51
  5. Step 5: Solve for x
    x = 1,501,513,102.51/51,183.21
  6. Step 6: Final answer
    x = 29,336.05

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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.