Home / 57,542.76-86,317.86-18,101.64

Finding the Fourth Proportional to 57,542.76, 86,317.86 and 18,101.64

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Solution

The fourth proportional to 57,542.76, 86,317.86 and 18,101.64 is: 27,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,542.76 : 86,317.86 = 18,101.64 : x
  2. Step 2: Convert to fraction form
    57,542.76/86,317.86 = 18,101.64/x
  3. Step 3: Cross multiply
    57,542.76x = 86,317.86 × 18,101.64
  4. Step 4: Simplify right side
    57,542.76x = 1,562,494,827.29
  5. Step 5: Solve for x
    x = 1,562,494,827.29/57,542.76
  6. Step 6: Final answer
    x = 27,153.63

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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.