Home / 56,076.35-84,122.94-18,112.94

Finding the Fourth Proportional to 56,076.35, 84,122.94 and 18,112.94

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Solution

The fourth proportional to 56,076.35, 84,122.94 and 18,112.94 is: 27,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,076.35 : 84,122.94 = 18,112.94 : x
  2. Step 2: Convert to fraction form
    56,076.35/84,122.94 = 18,112.94/x
  3. Step 3: Cross multiply
    56,076.35x = 84,122.94 × 18,112.94
  4. Step 4: Simplify right side
    56,076.35x = 1,523,713,727.61
  5. Step 5: Solve for x
    x = 1,523,713,727.61/56,076.35
  6. Step 6: Final answer
    x = 27,172.13

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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.