Home / 95,199.37-131,389.16-54,905.31

Finding the Fourth Proportional to 95,199.37, 131,389.16 and 54,905.31

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Solution

The fourth proportional to 95,199.37, 131,389.16 and 54,905.31 is: 75,777.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,199.37 : 131,389.16 = 54,905.31 : x
  2. Step 2: Convert to fraction form
    95,199.37/131,389.16 = 54,905.31/x
  3. Step 3: Cross multiply
    95,199.37x = 131,389.16 × 54,905.31
  4. Step 4: Simplify right side
    95,199.37x = 7,213,962,285.91
  5. Step 5: Solve for x
    x = 7,213,962,285.91/95,199.37
  6. Step 6: Final answer
    x = 75,777.42

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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.