Home / 51,270.48-76,858.71-17,972.37

Finding the Fourth Proportional to 51,270.48, 76,858.71 and 17,972.37

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Solution

The fourth proportional to 51,270.48, 76,858.71 and 17,972.37 is: 26,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,270.48 : 76,858.71 = 17,972.37 : x
  2. Step 2: Convert to fraction form
    51,270.48/76,858.71 = 17,972.37/x
  3. Step 3: Cross multiply
    51,270.48x = 76,858.71 × 17,972.37
  4. Step 4: Simplify right side
    51,270.48x = 1,381,333,173.84
  5. Step 5: Solve for x
    x = 1,381,333,173.84/51,270.48
  6. Step 6: Final answer
    x = 26,942.08

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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.