Home / 55,485.88-83,236.72-18,033.91

Finding the Fourth Proportional to 55,485.88, 83,236.72 and 18,033.91

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Solution

The fourth proportional to 55,485.88, 83,236.72 and 18,033.91 is: 27,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,485.88 : 83,236.72 = 18,033.91 : x
  2. Step 2: Convert to fraction form
    55,485.88/83,236.72 = 18,033.91/x
  3. Step 3: Cross multiply
    55,485.88x = 83,236.72 × 18,033.91
  4. Step 4: Simplify right side
    55,485.88x = 1,501,083,517.18
  5. Step 5: Solve for x
    x = 1,501,083,517.18/55,485.88
  6. Step 6: Final answer
    x = 27,053.43

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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.