Home / 69,186.24-95,450.40-43,685.28

Finding the Fourth Proportional to 69,186.24, 95,450.40 and 43,685.28

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Solution

The fourth proportional to 69,186.24, 95,450.40 and 43,685.28 is: 60,268.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,186.24 : 95,450.40 = 43,685.28 : x
  2. Step 2: Convert to fraction form
    69,186.24/95,450.40 = 43,685.28/x
  3. Step 3: Cross multiply
    69,186.24x = 95,450.40 × 43,685.28
  4. Step 4: Simplify right side
    69,186.24x = 4,169,777,450.11
  5. Step 5: Solve for x
    x = 4,169,777,450.11/69,186.24
  6. Step 6: Final answer
    x = 60,268.88

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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.