Home / 530,481.88-795,714.96-131,122.72

Finding the Fourth Proportional to 530,481.88, 795,714.96 and 131,122.72

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Solution

The fourth proportional to 530,481.88, 795,714.96 and 131,122.72 is: 196,682.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,481.88 : 795,714.96 = 131,122.72 : x
  2. Step 2: Convert to fraction form
    530,481.88/795,714.96 = 131,122.72/x
  3. Step 3: Cross multiply
    530,481.88x = 795,714.96 × 131,122.72
  4. Step 4: Simplify right side
    530,481.88x = 104,336,309,899.89
  5. Step 5: Solve for x
    x = 104,336,309,899.89/530,481.88
  6. Step 6: Final answer
    x = 196,682.14

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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.