Home / 51,170.00-76,754.99-19,983.38

Finding the Fourth Proportional to 51,170.00, 76,754.99 and 19,983.38

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Solution

The fourth proportional to 51,170.00, 76,754.99 and 19,983.38 is: 29,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,170.00 : 76,754.99 = 19,983.38 : x
  2. Step 2: Convert to fraction form
    51,170.00/76,754.99 = 19,983.38/x
  3. Step 3: Cross multiply
    51,170.00x = 76,754.99 × 19,983.38
  4. Step 4: Simplify right side
    51,170.00x = 1,533,823,798.25
  5. Step 5: Solve for x
    x = 1,533,823,798.25/51,170.00
  6. Step 6: Final answer
    x = 29,975.06

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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.