Home / 49,991.09-74,986.50-16,711.16

Finding the Fourth Proportional to 49,991.09, 74,986.50 and 16,711.16

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Solution

The fourth proportional to 49,991.09, 74,986.50 and 16,711.16 is: 25,066.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,991.09 : 74,986.50 = 16,711.16 : x
  2. Step 2: Convert to fraction form
    49,991.09/74,986.50 = 16,711.16/x
  3. Step 3: Cross multiply
    49,991.09x = 74,986.50 × 16,711.16
  4. Step 4: Simplify right side
    49,991.09x = 1,253,111,399.34
  5. Step 5: Solve for x
    x = 1,253,111,399.34/49,991.09
  6. Step 6: Final answer
    x = 25,066.69

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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.