Home / 319,441.91-479,106.67-116,996.18

Finding the Fourth Proportional to 319,441.91, 479,106.67 and 116,996.18

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Solution

The fourth proportional to 319,441.91, 479,106.67 and 116,996.18 is: 175,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,441.91 : 479,106.67 = 116,996.18 : x
  2. Step 2: Convert to fraction form
    319,441.91/479,106.67 = 116,996.18/x
  3. Step 3: Cross multiply
    319,441.91x = 479,106.67 × 116,996.18
  4. Step 4: Simplify right side
    319,441.91x = 56,053,651,107.80
  5. Step 5: Solve for x
    x = 56,053,651,107.80/319,441.91
  6. Step 6: Final answer
    x = 175,473.69

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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.