Home / 43,081.20-64,595.34-16,755.26

Finding the Fourth Proportional to 43,081.20, 64,595.34 and 16,755.26

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Solution

The fourth proportional to 43,081.20, 64,595.34 and 16,755.26 is: 25,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,081.20 : 64,595.34 = 16,755.26 : x
  2. Step 2: Convert to fraction form
    43,081.20/64,595.34 = 16,755.26/x
  3. Step 3: Cross multiply
    43,081.20x = 64,595.34 × 16,755.26
  4. Step 4: Simplify right side
    43,081.20x = 1,082,311,393.51
  5. Step 5: Solve for x
    x = 1,082,311,393.51/43,081.20
  6. Step 6: Final answer
    x = 25,122.59

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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.