Home / 263,563.18-363,694.84-154,656.27

Finding the Fourth Proportional to 263,563.18, 363,694.84 and 154,656.27

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Solution

The fourth proportional to 263,563.18, 363,694.84 and 154,656.27 is: 213,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,563.18 : 363,694.84 = 154,656.27 : x
  2. Step 2: Convert to fraction form
    263,563.18/363,694.84 = 154,656.27/x
  3. Step 3: Cross multiply
    263,563.18x = 363,694.84 × 154,656.27
  4. Step 4: Simplify right side
    263,563.18x = 56,247,687,372.65
  5. Step 5: Solve for x
    x = 56,247,687,372.65/263,563.18
  6. Step 6: Final answer
    x = 213,412.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.