Home / 84,257.56-116,273.82-46,531

Finding the Fourth Proportional to 84,257.56, 116,273.82 and 46,531

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Solution

The fourth proportional to 84,257.56, 116,273.82 and 46,531 is: 64,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,257.56 : 116,273.82 = 46,531 : x
  2. Step 2: Convert to fraction form
    84,257.56/116,273.82 = 46,531/x
  3. Step 3: Cross multiply
    84,257.56x = 116,273.82 × 46,531
  4. Step 4: Simplify right side
    84,257.56x = 5,410,337,118.42
  5. Step 5: Solve for x
    x = 5,410,337,118.42/84,257.56
  6. Step 6: Final answer
    x = 64,211.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.