Home / 57,539.14-86,201.79-31,265.98

Finding the Fourth Proportional to 57,539.14, 86,201.79 and 31,265.98

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Solution

The fourth proportional to 57,539.14, 86,201.79 and 31,265.98 is: 46,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,539.14 : 86,201.79 = 31,265.98 : x
  2. Step 2: Convert to fraction form
    57,539.14/86,201.79 = 31,265.98/x
  3. Step 3: Cross multiply
    57,539.14x = 86,201.79 × 31,265.98
  4. Step 4: Simplify right side
    57,539.14x = 2,695,183,109.35
  5. Step 5: Solve for x
    x = 2,695,183,109.35/57,539.14
  6. Step 6: Final answer
    x = 46,840.87

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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.