Home / 209,816.33-289,546.58-114,323.04

Finding the Fourth Proportional to 209,816.33, 289,546.58 and 114,323.04

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Solution

The fourth proportional to 209,816.33, 289,546.58 and 114,323.04 is: 157,765.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,816.33 : 289,546.58 = 114,323.04 : x
  2. Step 2: Convert to fraction form
    209,816.33/289,546.58 = 114,323.04/x
  3. Step 3: Cross multiply
    209,816.33x = 289,546.58 × 114,323.04
  4. Step 4: Simplify right side
    209,816.33x = 33,101,844,675.59
  5. Step 5: Solve for x
    x = 33,101,844,675.59/209,816.33
  6. Step 6: Final answer
    x = 157,765.81

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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.