Home / 54,270.30-81,381.15-24,672.90

Finding the Fourth Proportional to 54,270.30, 81,381.15 and 24,672.90

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Solution

The fourth proportional to 54,270.30, 81,381.15 and 24,672.90 is: 36,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,270.30 : 81,381.15 = 24,672.90 : x
  2. Step 2: Convert to fraction form
    54,270.30/81,381.15 = 24,672.90/x
  3. Step 3: Cross multiply
    54,270.30x = 81,381.15 × 24,672.90
  4. Step 4: Simplify right side
    54,270.30x = 2,007,908,975.84
  5. Step 5: Solve for x
    x = 2,007,908,975.84/54,270.30
  6. Step 6: Final answer
    x = 36,998.30

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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.