Home / 234,333.50-351,560.19-68,121.50

Finding the Fourth Proportional to 234,333.50, 351,560.19 and 68,121.50

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Solution

The fourth proportional to 234,333.50, 351,560.19 and 68,121.50 is: 102,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,333.50 : 351,560.19 = 68,121.50 : x
  2. Step 2: Convert to fraction form
    234,333.50/351,560.19 = 68,121.50/x
  3. Step 3: Cross multiply
    234,333.50x = 351,560.19 × 68,121.50
  4. Step 4: Simplify right side
    234,333.50x = 23,948,807,483.09
  5. Step 5: Solve for x
    x = 23,948,807,483.09/234,333.50
  6. Step 6: Final answer
    x = 102,199.67

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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.