Home / 53,270.12-79,912.86-16,337

Finding the Fourth Proportional to 53,270.12, 79,912.86 and 16,337

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Solution

The fourth proportional to 53,270.12, 79,912.86 and 16,337 is: 24,507.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,270.12 : 79,912.86 = 16,337 : x
  2. Step 2: Convert to fraction form
    53,270.12/79,912.86 = 16,337/x
  3. Step 3: Cross multiply
    53,270.12x = 79,912.86 × 16,337
  4. Step 4: Simplify right side
    53,270.12x = 1,305,536,393.82
  5. Step 5: Solve for x
    x = 1,305,536,393.82/53,270.12
  6. Step 6: Final answer
    x = 24,507.86

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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.