Home / 166,474.84-249,714.56-54,155.64

Finding the Fourth Proportional to 166,474.84, 249,714.56 and 54,155.64

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Solution

The fourth proportional to 166,474.84, 249,714.56 and 54,155.64 is: 81,234.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,474.84 : 249,714.56 = 54,155.64 : x
  2. Step 2: Convert to fraction form
    166,474.84/249,714.56 = 54,155.64/x
  3. Step 3: Cross multiply
    166,474.84x = 249,714.56 × 54,155.64
  4. Step 4: Simplify right side
    166,474.84x = 13,523,451,481.29
  5. Step 5: Solve for x
    x = 13,523,451,481.29/166,474.84
  6. Step 6: Final answer
    x = 81,234.21

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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.