Home / 175,470.84-263,314.26-81,986.04

Finding the Fourth Proportional to 175,470.84, 263,314.26 and 81,986.04

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Solution

The fourth proportional to 175,470.84, 263,314.26 and 81,986.04 is: 123,029.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,470.84 : 263,314.26 = 81,986.04 : x
  2. Step 2: Convert to fraction form
    175,470.84/263,314.26 = 81,986.04/x
  3. Step 3: Cross multiply
    175,470.84x = 263,314.26 × 81,986.04
  4. Step 4: Simplify right side
    175,470.84x = 21,588,093,452.93
  5. Step 5: Solve for x
    x = 21,588,093,452.93/175,470.84
  6. Step 6: Final answer
    x = 123,029.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.