Home / 51,205.41-76,755.34-19,606.84

Finding the Fourth Proportional to 51,205.41, 76,755.34 and 19,606.84

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Solution

The fourth proportional to 51,205.41, 76,755.34 and 19,606.84 is: 29,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205.41 : 76,755.34 = 19,606.84 : x
  2. Step 2: Convert to fraction form
    51,205.41/76,755.34 = 19,606.84/x
  3. Step 3: Cross multiply
    51,205.41x = 76,755.34 × 19,606.84
  4. Step 4: Simplify right side
    51,205.41x = 1,504,929,429.62
  5. Step 5: Solve for x
    x = 1,504,929,429.62/51,205.41
  6. Step 6: Final answer
    x = 29,390.05

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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.