Home / 51,102.72-76,562.88-27,714.24

Finding the Fourth Proportional to 51,102.72, 76,562.88 and 27,714.24

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Solution

The fourth proportional to 51,102.72, 76,562.88 and 27,714.24 is: 41,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.72 : 76,562.88 = 27,714.24 : x
  2. Step 2: Convert to fraction form
    51,102.72/76,562.88 = 27,714.24/x
  3. Step 3: Cross multiply
    51,102.72x = 76,562.88 × 27,714.24
  4. Step 4: Simplify right side
    51,102.72x = 2,121,882,031.41
  5. Step 5: Solve for x
    x = 2,121,882,031.41/51,102.72
  6. Step 6: Final answer
    x = 41,521.90

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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.