Home / 51,951.48-77,936.40-16,884.96

Finding the Fourth Proportional to 51,951.48, 77,936.40 and 16,884.96

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Solution

The fourth proportional to 51,951.48, 77,936.40 and 16,884.96 is: 25,330.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,951.48 : 77,936.40 = 16,884.96 : x
  2. Step 2: Convert to fraction form
    51,951.48/77,936.40 = 16,884.96/x
  3. Step 3: Cross multiply
    51,951.48x = 77,936.40 × 16,884.96
  4. Step 4: Simplify right side
    51,951.48x = 1,315,952,996.54
  5. Step 5: Solve for x
    x = 1,315,952,996.54/51,951.48
  6. Step 6: Final answer
    x = 25,330.42

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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.