Home / 79,764.96-119,629.35-23,609.28

Finding the Fourth Proportional to 79,764.96, 119,629.35 and 23,609.28

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Solution

The fourth proportional to 79,764.96, 119,629.35 and 23,609.28 is: 35,408.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,764.96 : 119,629.35 = 23,609.28 : x
  2. Step 2: Convert to fraction form
    79,764.96/119,629.35 = 23,609.28/x
  3. Step 3: Cross multiply
    79,764.96x = 119,629.35 × 23,609.28
  4. Step 4: Simplify right side
    79,764.96x = 2,824,362,820.37
  5. Step 5: Solve for x
    x = 2,824,362,820.37/79,764.96
  6. Step 6: Final answer
    x = 35,408.57

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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.