Home / 43,856.24-65,805.94-20,484.32

Finding the Fourth Proportional to 43,856.24, 65,805.94 and 20,484.32

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Solution

The fourth proportional to 43,856.24, 65,805.94 and 20,484.32 is: 30,736.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,856.24 : 65,805.94 = 20,484.32 : x
  2. Step 2: Convert to fraction form
    43,856.24/65,805.94 = 20,484.32/x
  3. Step 3: Cross multiply
    43,856.24x = 65,805.94 × 20,484.32
  4. Step 4: Simplify right side
    43,856.24x = 1,347,989,932.86
  5. Step 5: Solve for x
    x = 1,347,989,932.86/43,856.24
  6. Step 6: Final answer
    x = 30,736.56

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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.