Home / 54,290.97-74,921.49-30,093.48

Finding the Fourth Proportional to 54,290.97, 74,921.49 and 30,093.48

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Solution

The fourth proportional to 54,290.97, 74,921.49 and 30,093.48 is: 41,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290.97 : 74,921.49 = 30,093.48 : x
  2. Step 2: Convert to fraction form
    54,290.97/74,921.49 = 30,093.48/x
  3. Step 3: Cross multiply
    54,290.97x = 74,921.49 × 30,093.48
  4. Step 4: Simplify right side
    54,290.97x = 2,254,648,360.89
  5. Step 5: Solve for x
    x = 2,254,648,360.89/54,290.97
  6. Step 6: Final answer
    x = 41,528.98

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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.