Home / 49,988.21-74,963.88-16,699.37

Finding the Fourth Proportional to 49,988.21, 74,963.88 and 16,699.37

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Solution

The fourth proportional to 49,988.21, 74,963.88 and 16,699.37 is: 25,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,988.21 : 74,963.88 = 16,699.37 : x
  2. Step 2: Convert to fraction form
    49,988.21/74,963.88 = 16,699.37/x
  3. Step 3: Cross multiply
    49,988.21x = 74,963.88 × 16,699.37
  4. Step 4: Simplify right side
    49,988.21x = 1,251,849,193.94
  5. Step 5: Solve for x
    x = 1,251,849,193.94/49,988.21
  6. Step 6: Final answer
    x = 25,042.89

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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.