Home / 654,727.86-982,087.92-168,409.26

Finding the Fourth Proportional to 654,727.86, 982,087.92 and 168,409.26

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Solution

The fourth proportional to 654,727.86, 982,087.92 and 168,409.26 is: 252,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,727.86 : 982,087.92 = 168,409.26 : x
  2. Step 2: Convert to fraction form
    654,727.86/982,087.92 = 168,409.26/x
  3. Step 3: Cross multiply
    654,727.86x = 982,087.92 × 168,409.26
  4. Step 4: Simplify right side
    654,727.86x = 165,392,699,862.14
  5. Step 5: Solve for x
    x = 165,392,699,862.14/654,727.86
  6. Step 6: Final answer
    x = 252,612.89

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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.