Home / 54,614.97-75,371.07-30,743.19

Finding the Fourth Proportional to 54,614.97, 75,371.07 and 30,743.19

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Solution

The fourth proportional to 54,614.97, 75,371.07 and 30,743.19 is: 42,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,614.97 : 75,371.07 = 30,743.19 : x
  2. Step 2: Convert to fraction form
    54,614.97/75,371.07 = 30,743.19/x
  3. Step 3: Cross multiply
    54,614.97x = 75,371.07 × 30,743.19
  4. Step 4: Simplify right side
    54,614.97x = 2,317,147,125.51
  5. Step 5: Solve for x
    x = 2,317,147,125.51/54,614.97
  6. Step 6: Final answer
    x = 42,426.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.