Home / 263,268.85-363,195.64-154,317.96

Finding the Fourth Proportional to 263,268.85, 363,195.64 and 154,317.96

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Solution

The fourth proportional to 263,268.85, 363,195.64 and 154,317.96 is: 212,891.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,268.85 : 363,195.64 = 154,317.96 : x
  2. Step 2: Convert to fraction form
    263,268.85/363,195.64 = 154,317.96/x
  3. Step 3: Cross multiply
    263,268.85x = 363,195.64 × 154,317.96
  4. Step 4: Simplify right side
    263,268.85x = 56,047,610,245.69
  5. Step 5: Solve for x
    x = 56,047,610,245.69/263,268.85
  6. Step 6: Final answer
    x = 212,891.16

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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.