Home / 316,936.70-437,370.14-173,696.41

Finding the Fourth Proportional to 316,936.70, 437,370.14 and 173,696.41

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Solution

The fourth proportional to 316,936.70, 437,370.14 and 173,696.41 is: 239,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,936.70 : 437,370.14 = 173,696.41 : x
  2. Step 2: Convert to fraction form
    316,936.70/437,370.14 = 173,696.41/x
  3. Step 3: Cross multiply
    316,936.70x = 437,370.14 × 173,696.41
  4. Step 4: Simplify right side
    316,936.70x = 75,969,620,103.86
  5. Step 5: Solve for x
    x = 75,969,620,103.86/316,936.70
  6. Step 6: Final answer
    x = 239,699.66

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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.