Home / 54,548.51-75,279.92-30,676.59

Finding the Fourth Proportional to 54,548.51, 75,279.92 and 30,676.59

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Solution

The fourth proportional to 54,548.51, 75,279.92 and 30,676.59 is: 42,335.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548.51 : 75,279.92 = 30,676.59 : x
  2. Step 2: Convert to fraction form
    54,548.51/75,279.92 = 30,676.59/x
  3. Step 3: Cross multiply
    54,548.51x = 75,279.92 × 30,676.59
  4. Step 4: Simplify right side
    54,548.51x = 2,309,331,087.69
  5. Step 5: Solve for x
    x = 2,309,331,087.69/54,548.51
  6. Step 6: Final answer
    x = 42,335.37

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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.