Home / 454,199.79-681,405.21-154,682.96

Finding the Fourth Proportional to 454,199.79, 681,405.21 and 154,682.96

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Solution

The fourth proportional to 454,199.79, 681,405.21 and 154,682.96 is: 232,060.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,199.79 : 681,405.21 = 154,682.96 : x
  2. Step 2: Convert to fraction form
    454,199.79/681,405.21 = 154,682.96/x
  3. Step 3: Cross multiply
    454,199.79x = 681,405.21 × 154,682.96
  4. Step 4: Simplify right side
    454,199.79x = 105,401,771,435.20
  5. Step 5: Solve for x
    x = 105,401,771,435.20/454,199.79
  6. Step 6: Final answer
    x = 232,060.37

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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.