Home / 409,181.42-614,096.13-172,687.34

Finding the Fourth Proportional to 409,181.42, 614,096.13 and 172,687.34

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Solution

The fourth proportional to 409,181.42, 614,096.13 and 172,687.34 is: 259,167.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,181.42 : 614,096.13 = 172,687.34 : x
  2. Step 2: Convert to fraction form
    409,181.42/614,096.13 = 172,687.34/x
  3. Step 3: Cross multiply
    409,181.42x = 614,096.13 × 172,687.34
  4. Step 4: Simplify right side
    409,181.42x = 106,046,627,193.99
  5. Step 5: Solve for x
    x = 106,046,627,193.99/409,181.42
  6. Step 6: Final answer
    x = 259,167.75

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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.