Home / 234,003.15-351,005.31-76,243.89

Finding the Fourth Proportional to 234,003.15, 351,005.31 and 76,243.89

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Solution

The fourth proportional to 234,003.15, 351,005.31 and 76,243.89 is: 114,366.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,003.15 : 351,005.31 = 76,243.89 : x
  2. Step 2: Convert to fraction form
    234,003.15/351,005.31 = 76,243.89/x
  3. Step 3: Cross multiply
    234,003.15x = 351,005.31 × 76,243.89
  4. Step 4: Simplify right side
    234,003.15x = 26,762,010,245.06
  5. Step 5: Solve for x
    x = 26,762,010,245.06/234,003.15
  6. Step 6: Final answer
    x = 114,366.03

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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.