Home / 263,318.25-363,388.53-148,624.82

Finding the Fourth Proportional to 263,318.25, 363,388.53 and 148,624.82

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Solution

The fourth proportional to 263,318.25, 363,388.53 and 148,624.82 is: 205,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,318.25 : 363,388.53 = 148,624.82 : x
  2. Step 2: Convert to fraction form
    263,318.25/363,388.53 = 148,624.82/x
  3. Step 3: Cross multiply
    263,318.25x = 363,388.53 × 148,624.82
  4. Step 4: Simplify right side
    263,318.25x = 54,008,554,861.31
  5. Step 5: Solve for x
    x = 54,008,554,861.31/263,318.25
  6. Step 6: Final answer
    x = 205,107.53

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1.5x scale

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.