Home / 51,806.52-77,714.10-18,525.24

Finding the Fourth Proportional to 51,806.52, 77,714.10 and 18,525.24

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Solution

The fourth proportional to 51,806.52, 77,714.10 and 18,525.24 is: 27,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806.52 : 77,714.10 = 18,525.24 : x
  2. Step 2: Convert to fraction form
    51,806.52/77,714.10 = 18,525.24/x
  3. Step 3: Cross multiply
    51,806.52x = 77,714.10 × 18,525.24
  4. Step 4: Simplify right side
    51,806.52x = 1,439,672,353.88
  5. Step 5: Solve for x
    x = 1,439,672,353.88/51,806.52
  6. Step 6: Final answer
    x = 27,789.40

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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.