Home / 266,917.65-400,487.04-117,080.61

Finding the Fourth Proportional to 266,917.65, 400,487.04 and 117,080.61

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Solution

The fourth proportional to 266,917.65, 400,487.04 and 117,080.61 is: 175,669.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,917.65 : 400,487.04 = 117,080.61 : x
  2. Step 2: Convert to fraction form
    266,917.65/400,487.04 = 117,080.61/x
  3. Step 3: Cross multiply
    266,917.65x = 400,487.04 × 117,080.61
  4. Step 4: Simplify right side
    266,917.65x = 46,889,266,940.29
  5. Step 5: Solve for x
    x = 46,889,266,940.29/266,917.65
  6. Step 6: Final answer
    x = 175,669.41

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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.