Home / 57,249.15-85,888.37-17,806.60

Finding the Fourth Proportional to 57,249.15, 85,888.37 and 17,806.60

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Solution

The fourth proportional to 57,249.15, 85,888.37 and 17,806.60 is: 26,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,249.15 : 85,888.37 = 17,806.60 : x
  2. Step 2: Convert to fraction form
    57,249.15/85,888.37 = 17,806.60/x
  3. Step 3: Cross multiply
    57,249.15x = 85,888.37 × 17,806.60
  4. Step 4: Simplify right side
    57,249.15x = 1,529,379,849.24
  5. Step 5: Solve for x
    x = 1,529,379,849.24/57,249.15
  6. Step 6: Final answer
    x = 26,714.46

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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.