Home / 262,579.46-393,927.50-75,576.38

Finding the Fourth Proportional to 262,579.46, 393,927.50 and 75,576.38

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Solution

The fourth proportional to 262,579.46, 393,927.50 and 75,576.38 is: 113,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,579.46 : 393,927.50 = 75,576.38 : x
  2. Step 2: Convert to fraction form
    262,579.46/393,927.50 = 75,576.38/x
  3. Step 3: Cross multiply
    262,579.46x = 393,927.50 × 75,576.38
  4. Step 4: Simplify right side
    262,579.46x = 29,771,612,651.75
  5. Step 5: Solve for x
    x = 29,771,612,651.75/262,579.46
  6. Step 6: Final answer
    x = 113,381.35

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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.