Home / 183,474.36-253,087.09-115,383.33

Finding the Fourth Proportional to 183,474.36, 253,087.09 and 115,383.33

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Solution

The fourth proportional to 183,474.36, 253,087.09 and 115,383.33 is: 159,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,474.36 : 253,087.09 = 115,383.33 : x
  2. Step 2: Convert to fraction form
    183,474.36/253,087.09 = 115,383.33/x
  3. Step 3: Cross multiply
    183,474.36x = 253,087.09 × 115,383.33
  4. Step 4: Simplify right side
    183,474.36x = 29,202,030,935.75
  5. Step 5: Solve for x
    x = 29,202,030,935.75/183,474.36
  6. Step 6: Final answer
    x = 159,161.37

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1.5x scale

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.