Home / 43,456.75-65,074.86-36,418.25

Finding the Fourth Proportional to 43,456.75, 65,074.86 and 36,418.25

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Solution

The fourth proportional to 43,456.75, 65,074.86 and 36,418.25 is: 54,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,456.75 : 65,074.86 = 36,418.25 : x
  2. Step 2: Convert to fraction form
    43,456.75/65,074.86 = 36,418.25/x
  3. Step 3: Cross multiply
    43,456.75x = 65,074.86 × 36,418.25
  4. Step 4: Simplify right side
    43,456.75x = 2,369,912,682.88
  5. Step 5: Solve for x
    x = 2,369,912,682.88/43,456.75
  6. Step 6: Final answer
    x = 54,534.98

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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.