Home / 54,973.49-82,468.33-19,904.94

Finding the Fourth Proportional to 54,973.49, 82,468.33 and 19,904.94

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Solution

The fourth proportional to 54,973.49, 82,468.33 and 19,904.94 is: 29,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,973.49 : 82,468.33 = 19,904.94 : x
  2. Step 2: Convert to fraction form
    54,973.49/82,468.33 = 19,904.94/x
  3. Step 3: Cross multiply
    54,973.49x = 82,468.33 × 19,904.94
  4. Step 4: Simplify right side
    54,973.49x = 1,641,527,110.79
  5. Step 5: Solve for x
    x = 1,641,527,110.79/54,973.49
  6. Step 6: Final answer
    x = 29,860.34

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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.