Home / 54,555.77-81,824.36-15,103.64

Finding the Fourth Proportional to 54,555.77, 81,824.36 and 15,103.64

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Solution

The fourth proportional to 54,555.77, 81,824.36 and 15,103.64 is: 22,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,555.77 : 81,824.36 = 15,103.64 : x
  2. Step 2: Convert to fraction form
    54,555.77/81,824.36 = 15,103.64/x
  3. Step 3: Cross multiply
    54,555.77x = 81,824.36 × 15,103.64
  4. Step 4: Simplify right side
    54,555.77x = 1,235,845,192.03
  5. Step 5: Solve for x
    x = 1,235,845,192.03/54,555.77
  6. Step 6: Final answer
    x = 22,652.88

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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.