Home / 144,723.54-217,225.44-69,896.28

Finding the Fourth Proportional to 144,723.54, 217,225.44 and 69,896.28

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Solution

The fourth proportional to 144,723.54, 217,225.44 and 69,896.28 is: 104,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,723.54 : 217,225.44 = 69,896.28 : x
  2. Step 2: Convert to fraction form
    144,723.54/217,225.44 = 69,896.28/x
  3. Step 3: Cross multiply
    144,723.54x = 217,225.44 × 69,896.28
  4. Step 4: Simplify right side
    144,723.54x = 15,183,250,177.36
  5. Step 5: Solve for x
    x = 15,183,250,177.36/144,723.54
  6. Step 6: Final answer
    x = 104,912.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.