Home / 53,811.05-80,716.59-16,373.25

Finding the Fourth Proportional to 53,811.05, 80,716.59 and 16,373.25

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Solution

The fourth proportional to 53,811.05, 80,716.59 and 16,373.25 is: 24,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,811.05 : 80,716.59 = 16,373.25 : x
  2. Step 2: Convert to fraction form
    53,811.05/80,716.59 = 16,373.25/x
  3. Step 3: Cross multiply
    53,811.05x = 80,716.59 × 16,373.25
  4. Step 4: Simplify right side
    53,811.05x = 1,321,592,907.22
  5. Step 5: Solve for x
    x = 1,321,592,907.22/53,811.05
  6. Step 6: Final answer
    x = 24,559.88

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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.