Home / 49,984.48-74,949.18-16,687

Finding the Fourth Proportional to 49,984.48, 74,949.18 and 16,687

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Solution

The fourth proportional to 49,984.48, 74,949.18 and 16,687 is: 25,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,984.48 : 74,949.18 = 16,687 : x
  2. Step 2: Convert to fraction form
    49,984.48/74,949.18 = 16,687/x
  3. Step 3: Cross multiply
    49,984.48x = 74,949.18 × 16,687
  4. Step 4: Simplify right side
    49,984.48x = 1,250,676,966.66
  5. Step 5: Solve for x
    x = 1,250,676,966.66/49,984.48
  6. Step 6: Final answer
    x = 25,021.31

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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.