Home / 335,982.26-503,983.10-86,664.26

Finding the Fourth Proportional to 335,982.26, 503,983.10 and 86,664.26

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Solution

The fourth proportional to 335,982.26, 503,983.10 and 86,664.26 is: 129,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,982.26 : 503,983.10 = 86,664.26 : x
  2. Step 2: Convert to fraction form
    335,982.26/503,983.10 = 86,664.26/x
  3. Step 3: Cross multiply
    335,982.26x = 503,983.10 × 86,664.26
  4. Step 4: Simplify right side
    335,982.26x = 43,677,322,414.01
  5. Step 5: Solve for x
    x = 43,677,322,414.01/335,982.26
  6. Step 6: Final answer
    x = 129,998.89

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1.5x scale

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.