Home / 54,673.54-82,017.25-21,389.33

Finding the Fourth Proportional to 54,673.54, 82,017.25 and 21,389.33

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Solution

The fourth proportional to 54,673.54, 82,017.25 and 21,389.33 is: 32,086.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,673.54 : 82,017.25 = 21,389.33 : x
  2. Step 2: Convert to fraction form
    54,673.54/82,017.25 = 21,389.33/x
  3. Step 3: Cross multiply
    54,673.54x = 82,017.25 × 21,389.33
  4. Step 4: Simplify right side
    54,673.54x = 1,754,294,177.51
  5. Step 5: Solve for x
    x = 1,754,294,177.51/54,673.54
  6. Step 6: Final answer
    x = 32,086.71

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1.5x scale

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.