Home / 57,563.54-86,341.10-18,131.93

Finding the Fourth Proportional to 57,563.54, 86,341.10 and 18,131.93

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Solution

The fourth proportional to 57,563.54, 86,341.10 and 18,131.93 is: 27,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,563.54 : 86,341.10 = 18,131.93 : x
  2. Step 2: Convert to fraction form
    57,563.54/86,341.10 = 18,131.93/x
  3. Step 3: Cross multiply
    57,563.54x = 86,341.10 × 18,131.93
  4. Step 4: Simplify right side
    57,563.54x = 1,565,530,690.66
  5. Step 5: Solve for x
    x = 1,565,530,690.66/57,563.54
  6. Step 6: Final answer
    x = 27,196.57

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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.