Home / 51,305.54-76,962.69-18,022.70

Finding the Fourth Proportional to 51,305.54, 76,962.69 and 18,022.70

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Solution

The fourth proportional to 51,305.54, 76,962.69 and 18,022.70 is: 27,035.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,305.54 : 76,962.69 = 18,022.70 : x
  2. Step 2: Convert to fraction form
    51,305.54/76,962.69 = 18,022.70/x
  3. Step 3: Cross multiply
    51,305.54x = 76,962.69 × 18,022.70
  4. Step 4: Simplify right side
    51,305.54x = 1,387,075,665.47
  5. Step 5: Solve for x
    x = 1,387,075,665.47/51,305.54
  6. Step 6: Final answer
    x = 27,035.59

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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.