Home / 54,561.33-81,841.77-15,118.33

Finding the Fourth Proportional to 54,561.33, 81,841.77 and 15,118.33

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Solution

The fourth proportional to 54,561.33, 81,841.77 and 15,118.33 is: 22,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,561.33 : 81,841.77 = 15,118.33 : x
  2. Step 2: Convert to fraction form
    54,561.33/81,841.77 = 15,118.33/x
  3. Step 3: Cross multiply
    54,561.33x = 81,841.77 × 15,118.33
  4. Step 4: Simplify right side
    54,561.33x = 1,237,310,886.64
  5. Step 5: Solve for x
    x = 1,237,310,886.64/54,561.33
  6. Step 6: Final answer
    x = 22,677.43

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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.