Home / 263,317.25-363,387.15-148,623.82

Finding the Fourth Proportional to 263,317.25, 363,387.15 and 148,623.82

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Solution

The fourth proportional to 263,317.25, 363,387.15 and 148,623.82 is: 205,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,317.25 : 363,387.15 = 148,623.82 : x
  2. Step 2: Convert to fraction form
    263,317.25/363,387.15 = 148,623.82/x
  3. Step 3: Cross multiply
    263,317.25x = 363,387.15 × 148,623.82
  4. Step 4: Simplify right side
    263,317.25x = 54,007,986,371.91
  5. Step 5: Solve for x
    x = 54,007,986,371.91/263,317.25
  6. Step 6: Final answer
    x = 205,106.15

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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.