Home / 180,072.92-248,450.10-103,588.04

Finding the Fourth Proportional to 180,072.92, 248,450.10 and 103,588.04

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Solution

The fourth proportional to 180,072.92, 248,450.10 and 103,588.04 is: 142,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,072.92 : 248,450.10 = 103,588.04 : x
  2. Step 2: Convert to fraction form
    180,072.92/248,450.10 = 103,588.04/x
  3. Step 3: Cross multiply
    180,072.92x = 248,450.10 × 103,588.04
  4. Step 4: Simplify right side
    180,072.92x = 25,736,458,896.80
  5. Step 5: Solve for x
    x = 25,736,458,896.80/180,072.92
  6. Step 6: Final answer
    x = 142,922.43

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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.