Home / 209,826.33-289,554.80-114,327.33

Finding the Fourth Proportional to 209,826.33, 289,554.80 and 114,327.33

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Solution

The fourth proportional to 209,826.33, 289,554.80 and 114,327.33 is: 157,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,826.33 : 289,554.80 = 114,327.33 : x
  2. Step 2: Convert to fraction form
    209,826.33/289,554.80 = 114,327.33/x
  3. Step 3: Cross multiply
    209,826.33x = 289,554.80 × 114,327.33
  4. Step 4: Simplify right side
    209,826.33x = 33,104,026,601.05
  5. Step 5: Solve for x
    x = 33,104,026,601.05/209,826.33
  6. Step 6: Final answer
    x = 157,768.70

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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.