Home / 54,137.73-81,186.37-18,588.96

Finding the Fourth Proportional to 54,137.73, 81,186.37 and 18,588.96

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Solution

The fourth proportional to 54,137.73, 81,186.37 and 18,588.96 is: 27,876.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.73 : 81,186.37 = 18,588.96 : x
  2. Step 2: Convert to fraction form
    54,137.73/81,186.37 = 18,588.96/x
  3. Step 3: Cross multiply
    54,137.73x = 81,186.37 × 18,588.96
  4. Step 4: Simplify right side
    54,137.73x = 1,509,170,184.48
  5. Step 5: Solve for x
    x = 1,509,170,184.48/54,137.73
  6. Step 6: Final answer
    x = 27,876.50

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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.