Home / 69,180.63-95,469.38-40,495.08

Finding the Fourth Proportional to 69,180.63, 95,469.38 and 40,495.08

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Solution

The fourth proportional to 69,180.63, 95,469.38 and 40,495.08 is: 55,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,180.63 : 95,469.38 = 40,495.08 : x
  2. Step 2: Convert to fraction form
    69,180.63/95,469.38 = 40,495.08/x
  3. Step 3: Cross multiply
    69,180.63x = 95,469.38 × 40,495.08
  4. Step 4: Simplify right side
    69,180.63x = 3,866,039,978.18
  5. Step 5: Solve for x
    x = 3,866,039,978.18/69,180.63
  6. Step 6: Final answer
    x = 55,883.27

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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.