Home / 53,589.16-80,375.88-14,149.06

Finding the Fourth Proportional to 53,589.16, 80,375.88 and 14,149.06

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Solution

The fourth proportional to 53,589.16, 80,375.88 and 14,149.06 is: 21,221.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,589.16 : 80,375.88 = 14,149.06 : x
  2. Step 2: Convert to fraction form
    53,589.16/80,375.88 = 14,149.06/x
  3. Step 3: Cross multiply
    53,589.16x = 80,375.88 × 14,149.06
  4. Step 4: Simplify right side
    53,589.16x = 1,137,243,148.67
  5. Step 5: Solve for x
    x = 1,137,243,148.67/53,589.16
  6. Step 6: Final answer
    x = 21,221.51

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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.