Home / 109,269.03-163,912.83-30,383.26

Finding the Fourth Proportional to 109,269.03, 163,912.83 and 30,383.26

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Solution

The fourth proportional to 109,269.03, 163,912.83 and 30,383.26 is: 45,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,269.03 : 163,912.83 = 30,383.26 : x
  2. Step 2: Convert to fraction form
    109,269.03/163,912.83 = 30,383.26/x
  3. Step 3: Cross multiply
    109,269.03x = 163,912.83 × 30,383.26
  4. Step 4: Simplify right side
    109,269.03x = 4,980,205,357.14
  5. Step 5: Solve for x
    x = 4,980,205,357.14/109,269.03
  6. Step 6: Final answer
    x = 45,577.46

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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.