Home / 216,334.80-324,049.60-173,986

Finding the Fourth Proportional to 216,334.80, 324,049.60 and 173,986

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Solution

The fourth proportional to 216,334.80, 324,049.60 and 173,986 is: 260,615.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,334.80 : 324,049.60 = 173,986 : x
  2. Step 2: Convert to fraction form
    216,334.80/324,049.60 = 173,986/x
  3. Step 3: Cross multiply
    216,334.80x = 324,049.60 × 173,986
  4. Step 4: Simplify right side
    216,334.80x = 56,380,093,705.60
  5. Step 5: Solve for x
    x = 56,380,093,705.60/216,334.80
  6. Step 6: Final answer
    x = 260,615.00

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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.