Home / 316,936.67-437,370.09-173,696.37

Finding the Fourth Proportional to 316,936.67, 437,370.09 and 173,696.37

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Solution

The fourth proportional to 316,936.67, 437,370.09 and 173,696.37 is: 239,699.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,936.67 : 437,370.09 = 173,696.37 : x
  2. Step 2: Convert to fraction form
    316,936.67/437,370.09 = 173,696.37/x
  3. Step 3: Cross multiply
    316,936.67x = 437,370.09 × 173,696.37
  4. Step 4: Simplify right side
    316,936.67x = 75,969,596,979.57
  5. Step 5: Solve for x
    x = 75,969,596,979.57/316,936.67
  6. Step 6: Final answer
    x = 239,699.62

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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.