Home / 263,350.86-363,423.76-148,653.65

Finding the Fourth Proportional to 263,350.86, 363,423.76 and 148,653.65

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Solution

The fourth proportional to 263,350.86, 363,423.76 and 148,653.65 is: 205,141.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,350.86 : 363,423.76 = 148,653.65 : x
  2. Step 2: Convert to fraction form
    263,350.86/363,423.76 = 148,653.65/x
  3. Step 3: Cross multiply
    263,350.86x = 363,423.76 × 148,653.65
  4. Step 4: Simplify right side
    263,350.86x = 54,024,266,231.97
  5. Step 5: Solve for x
    x = 54,024,266,231.97/263,350.86
  6. Step 6: Final answer
    x = 205,141.79

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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.