Home / 53,714.75-80,576.45-16,778.75

Finding the Fourth Proportional to 53,714.75, 80,576.45 and 16,778.75

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Solution

The fourth proportional to 53,714.75, 80,576.45 and 16,778.75 is: 25,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,714.75 : 80,576.45 = 16,778.75 : x
  2. Step 2: Convert to fraction form
    53,714.75/80,576.45 = 16,778.75/x
  3. Step 3: Cross multiply
    53,714.75x = 80,576.45 × 16,778.75
  4. Step 4: Simplify right side
    53,714.75x = 1,351,972,026.54
  5. Step 5: Solve for x
    x = 1,351,972,026.54/53,714.75
  6. Step 6: Final answer
    x = 25,169.47

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1.5x scale

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.