Home / 49,989.59-74,984.25-16,709.66

Finding the Fourth Proportional to 49,989.59, 74,984.25 and 16,709.66

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Solution

The fourth proportional to 49,989.59, 74,984.25 and 16,709.66 is: 25,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989.59 : 74,984.25 = 16,709.66 : x
  2. Step 2: Convert to fraction form
    49,989.59/74,984.25 = 16,709.66/x
  3. Step 3: Cross multiply
    49,989.59x = 74,984.25 × 16,709.66
  4. Step 4: Simplify right side
    49,989.59x = 1,252,961,322.86
  5. Step 5: Solve for x
    x = 1,252,961,322.86/49,989.59
  6. Step 6: Final answer
    x = 25,064.44

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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.