Home / 316,942.44-437,383.94-173,699.32

Finding the Fourth Proportional to 316,942.44, 437,383.94 and 173,699.32

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Solution

The fourth proportional to 316,942.44, 437,383.94 and 173,699.32 is: 239,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,942.44 : 437,383.94 = 173,699.32 : x
  2. Step 2: Convert to fraction form
    316,942.44/437,383.94 = 173,699.32/x
  3. Step 3: Cross multiply
    316,942.44x = 437,383.94 × 173,699.32
  4. Step 4: Simplify right side
    316,942.44x = 75,973,292,956.92
  5. Step 5: Solve for x
    x = 75,973,292,956.92/316,942.44
  6. Step 6: Final answer
    x = 239,706.91

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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.