Home / 95,399.54-131,636.03-55,118.64

Finding the Fourth Proportional to 95,399.54, 131,636.03 and 55,118.64

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Solution

The fourth proportional to 95,399.54, 131,636.03 and 55,118.64 is: 76,054.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,399.54 : 131,636.03 = 55,118.64 : x
  2. Step 2: Convert to fraction form
    95,399.54/131,636.03 = 55,118.64/x
  3. Step 3: Cross multiply
    95,399.54x = 131,636.03 × 55,118.64
  4. Step 4: Simplify right side
    95,399.54x = 7,255,598,673.01
  5. Step 5: Solve for x
    x = 7,255,598,673.01/95,399.54
  6. Step 6: Final answer
    x = 76,054.86

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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.