Home / 54,554.88-81,725.44-28,276.96

Finding the Fourth Proportional to 54,554.88, 81,725.44 and 28,276.96

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Solution

The fourth proportional to 54,554.88, 81,725.44 and 28,276.96 is: 42,360.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,554.88 : 81,725.44 = 28,276.96 : x
  2. Step 2: Convert to fraction form
    54,554.88/81,725.44 = 28,276.96/x
  3. Step 3: Cross multiply
    54,554.88x = 81,725.44 × 28,276.96
  4. Step 4: Simplify right side
    54,554.88x = 2,310,946,997.86
  5. Step 5: Solve for x
    x = 2,310,946,997.86/54,554.88
  6. Step 6: Final answer
    x = 42,360.04

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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.