Home / 51,935.84-77,892.82-18,657.80

Finding the Fourth Proportional to 51,935.84, 77,892.82 and 18,657.80

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Solution

The fourth proportional to 51,935.84, 77,892.82 and 18,657.80 is: 27,982.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,935.84 : 77,892.82 = 18,657.80 : x
  2. Step 2: Convert to fraction form
    51,935.84/77,892.82 = 18,657.80/x
  3. Step 3: Cross multiply
    51,935.84x = 77,892.82 × 18,657.80
  4. Step 4: Simplify right side
    51,935.84x = 1,453,308,657.00
  5. Step 5: Solve for x
    x = 1,453,308,657.00/51,935.84
  6. Step 6: Final answer
    x = 27,982.77

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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.