Home / 219,936.94-329,908.65-53,724.94

Finding the Fourth Proportional to 219,936.94, 329,908.65 and 53,724.94

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Solution

The fourth proportional to 219,936.94, 329,908.65 and 53,724.94 is: 80,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,936.94 : 329,908.65 = 53,724.94 : x
  2. Step 2: Convert to fraction form
    219,936.94/329,908.65 = 53,724.94/x
  3. Step 3: Cross multiply
    219,936.94x = 329,908.65 × 53,724.94
  4. Step 4: Simplify right side
    219,936.94x = 17,724,321,400.49
  5. Step 5: Solve for x
    x = 17,724,321,400.49/219,936.94
  6. Step 6: Final answer
    x = 80,588.20

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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.