Home / 333,198.36-459,821.88-189,972

Finding the Fourth Proportional to 333,198.36, 459,821.88 and 189,972

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Solution

The fourth proportional to 333,198.36, 459,821.88 and 189,972 is: 262,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,198.36 : 459,821.88 = 189,972 : x
  2. Step 2: Convert to fraction form
    333,198.36/459,821.88 = 189,972/x
  3. Step 3: Cross multiply
    333,198.36x = 459,821.88 × 189,972
  4. Step 4: Simplify right side
    333,198.36x = 87,353,282,187.36
  5. Step 5: Solve for x
    x = 87,353,282,187.36/333,198.36
  6. Step 6: Final answer
    x = 262,166.00

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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.