Home / 205,228.60-307,286.82-106,525.24

Finding the Fourth Proportional to 205,228.60, 307,286.82 and 106,525.24

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Solution

The fourth proportional to 205,228.60, 307,286.82 and 106,525.24 is: 159,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,228.60 : 307,286.82 = 106,525.24 : x
  2. Step 2: Convert to fraction form
    205,228.60/307,286.82 = 106,525.24/x
  3. Step 3: Cross multiply
    205,228.60x = 307,286.82 × 106,525.24
  4. Step 4: Simplify right side
    205,228.60x = 32,733,802,249.34
  5. Step 5: Solve for x
    x = 32,733,802,249.34/205,228.60
  6. Step 6: Final answer
    x = 159,499.22

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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.