Home / 332,813.57-459,231.40-189,555.35

Finding the Fourth Proportional to 332,813.57, 459,231.40 and 189,555.35

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Solution

The fourth proportional to 332,813.57, 459,231.40 and 189,555.35 is: 261,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,813.57 : 459,231.40 = 189,555.35 : x
  2. Step 2: Convert to fraction form
    332,813.57/459,231.40 = 189,555.35/x
  3. Step 3: Cross multiply
    332,813.57x = 459,231.40 × 189,555.35
  4. Step 4: Simplify right side
    332,813.57x = 87,049,768,757.99
  5. Step 5: Solve for x
    x = 87,049,768,757.99/332,813.57
  6. Step 6: Final answer
    x = 261,557.15

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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.