Home / 53,860.56-80,774.37-25,765.80

Finding the Fourth Proportional to 53,860.56, 80,774.37 and 25,765.80

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Solution

The fourth proportional to 53,860.56, 80,774.37 and 25,765.80 is: 38,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.56 : 80,774.37 = 25,765.80 : x
  2. Step 2: Convert to fraction form
    53,860.56/80,774.37 = 25,765.80/x
  3. Step 3: Cross multiply
    53,860.56x = 80,774.37 × 25,765.80
  4. Step 4: Simplify right side
    53,860.56x = 2,081,216,262.55
  5. Step 5: Solve for x
    x = 2,081,216,262.55/53,860.56
  6. Step 6: Final answer
    x = 38,640.82

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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.