Home / 53,587.87-80,317.33-19,826.97

Finding the Fourth Proportional to 53,587.87, 80,317.33 and 19,826.97

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Solution

The fourth proportional to 53,587.87, 80,317.33 and 19,826.97 is: 29,716.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,587.87 : 80,317.33 = 19,826.97 : x
  2. Step 2: Convert to fraction form
    53,587.87/80,317.33 = 19,826.97/x
  3. Step 3: Cross multiply
    53,587.87x = 80,317.33 × 19,826.97
  4. Step 4: Simplify right side
    53,587.87x = 1,592,449,292.39
  5. Step 5: Solve for x
    x = 1,592,449,292.39/53,587.87
  6. Step 6: Final answer
    x = 29,716.60

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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.