Home / 53,839.68-80,753.16-14,399.85

Finding the Fourth Proportional to 53,839.68, 80,753.16 and 14,399.85

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Solution

The fourth proportional to 53,839.68, 80,753.16 and 14,399.85 is: 21,598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,839.68 : 80,753.16 = 14,399.85 : x
  2. Step 2: Convert to fraction form
    53,839.68/80,753.16 = 14,399.85/x
  3. Step 3: Cross multiply
    53,839.68x = 80,753.16 × 14,399.85
  4. Step 4: Simplify right side
    53,839.68x = 1,162,833,391.03
  5. Step 5: Solve for x
    x = 1,162,833,391.03/53,839.68
  6. Step 6: Final answer
    x = 21,598.07

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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.