Home / 54,104.52-74,665.89-30,232.20

Finding the Fourth Proportional to 54,104.52, 74,665.89 and 30,232.20

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Solution

The fourth proportional to 54,104.52, 74,665.89 and 30,232.20 is: 41,721.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,104.52 : 74,665.89 = 30,232.20 : x
  2. Step 2: Convert to fraction form
    54,104.52/74,665.89 = 30,232.20/x
  3. Step 3: Cross multiply
    54,104.52x = 74,665.89 × 30,232.20
  4. Step 4: Simplify right side
    54,104.52x = 2,257,314,119.66
  5. Step 5: Solve for x
    x = 2,257,314,119.66/54,104.52
  6. Step 6: Final answer
    x = 41,721.36

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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.