Home / 219,786.41-303,311.85-124,291.19

Finding the Fourth Proportional to 219,786.41, 303,311.85 and 124,291.19

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Solution

The fourth proportional to 219,786.41, 303,311.85 and 124,291.19 is: 171,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,786.41 : 303,311.85 = 124,291.19 : x
  2. Step 2: Convert to fraction form
    219,786.41/303,311.85 = 124,291.19/x
  3. Step 3: Cross multiply
    219,786.41x = 303,311.85 × 124,291.19
  4. Step 4: Simplify right side
    219,786.41x = 37,698,990,777.60
  5. Step 5: Solve for x
    x = 37,698,990,777.60/219,786.41
  6. Step 6: Final answer
    x = 171,525.58

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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.