Home / 56,318.44-84,480.47-16,871.80

Finding the Fourth Proportional to 56,318.44, 84,480.47 and 16,871.80

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Solution

The fourth proportional to 56,318.44, 84,480.47 and 16,871.80 is: 25,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,318.44 : 84,480.47 = 16,871.80 : x
  2. Step 2: Convert to fraction form
    56,318.44/84,480.47 = 16,871.80/x
  3. Step 3: Cross multiply
    56,318.44x = 84,480.47 × 16,871.80
  4. Step 4: Simplify right side
    56,318.44x = 1,425,337,593.75
  5. Step 5: Solve for x
    x = 1,425,337,593.75/56,318.44
  6. Step 6: Final answer
    x = 25,308.54

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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.