Home / 53,661.45-80,492.91-16,221.84

Finding the Fourth Proportional to 53,661.45, 80,492.91 and 16,221.84

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Solution

The fourth proportional to 53,661.45, 80,492.91 and 16,221.84 is: 24,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,661.45 : 80,492.91 = 16,221.84 : x
  2. Step 2: Convert to fraction form
    53,661.45/80,492.91 = 16,221.84/x
  3. Step 3: Cross multiply
    53,661.45x = 80,492.91 × 16,221.84
  4. Step 4: Simplify right side
    53,661.45x = 1,305,743,107.15
  5. Step 5: Solve for x
    x = 1,305,743,107.15/53,661.45
  6. Step 6: Final answer
    x = 24,332.98

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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.