Home / 54,924.90-82,399.98-19,864.56

Finding the Fourth Proportional to 54,924.90, 82,399.98 and 19,864.56

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Solution

The fourth proportional to 54,924.90, 82,399.98 and 19,864.56 is: 29,801.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924.90 : 82,399.98 = 19,864.56 : x
  2. Step 2: Convert to fraction form
    54,924.90/82,399.98 = 19,864.56/x
  3. Step 3: Cross multiply
    54,924.90x = 82,399.98 × 19,864.56
  4. Step 4: Simplify right side
    54,924.90x = 1,636,839,346.71
  5. Step 5: Solve for x
    x = 1,636,839,346.71/54,924.90
  6. Step 6: Final answer
    x = 29,801.41

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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.