Home / 94,380.82-130,245.55-51,939.35

Finding the Fourth Proportional to 94,380.82, 130,245.55 and 51,939.35

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Solution

The fourth proportional to 94,380.82, 130,245.55 and 51,939.35 is: 71,676.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,380.82 : 130,245.55 = 51,939.35 : x
  2. Step 2: Convert to fraction form
    94,380.82/130,245.55 = 51,939.35/x
  3. Step 3: Cross multiply
    94,380.82x = 130,245.55 × 51,939.35
  4. Step 4: Simplify right side
    94,380.82x = 6,764,868,914.74
  5. Step 5: Solve for x
    x = 6,764,868,914.74/94,380.82
  6. Step 6: Final answer
    x = 71,676.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.