Home / 49,986.71-74,961.63-16,697.87

Finding the Fourth Proportional to 49,986.71, 74,961.63 and 16,697.87

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Solution

The fourth proportional to 49,986.71, 74,961.63 and 16,697.87 is: 25,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,986.71 : 74,961.63 = 16,697.87 : x
  2. Step 2: Convert to fraction form
    49,986.71/74,961.63 = 16,697.87/x
  3. Step 3: Cross multiply
    49,986.71x = 74,961.63 × 16,697.87
  4. Step 4: Simplify right side
    49,986.71x = 1,251,699,177.92
  5. Step 5: Solve for x
    x = 1,251,699,177.92/49,986.71
  6. Step 6: Final answer
    x = 25,040.64

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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.