Home / 54,869.54-82,283.63-21,571.38

Finding the Fourth Proportional to 54,869.54, 82,283.63 and 21,571.38

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Solution

The fourth proportional to 54,869.54, 82,283.63 and 21,571.38 is: 32,348.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,869.54 : 82,283.63 = 21,571.38 : x
  2. Step 2: Convert to fraction form
    54,869.54/82,283.63 = 21,571.38/x
  3. Step 3: Cross multiply
    54,869.54x = 82,283.63 × 21,571.38
  4. Step 4: Simplify right side
    54,869.54x = 1,774,971,342.65
  5. Step 5: Solve for x
    x = 1,774,971,342.65/54,869.54
  6. Step 6: Final answer
    x = 32,348.94

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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.