Home / 65,540.50-98,311.12-16,292.50

Finding the Fourth Proportional to 65,540.50, 98,311.12 and 16,292.50

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Solution

The fourth proportional to 65,540.50, 98,311.12 and 16,292.50 is: 24,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,540.50 : 98,311.12 = 16,292.50 : x
  2. Step 2: Convert to fraction form
    65,540.50/98,311.12 = 16,292.50/x
  3. Step 3: Cross multiply
    65,540.50x = 98,311.12 × 16,292.50
  4. Step 4: Simplify right side
    65,540.50x = 1,601,733,922.60
  5. Step 5: Solve for x
    x = 1,601,733,922.60/65,540.50
  6. Step 6: Final answer
    x = 24,438.84

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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.