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Finding the Fourth Proportional to 234,219.36, 351,343.44 and 93,959.76

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Solution

The fourth proportional to 234,219.36, 351,343.44 and 93,959.76 is: 140,945.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,219.36 : 351,343.44 = 93,959.76 : x
  2. Step 2: Convert to fraction form
    234,219.36/351,343.44 = 93,959.76/x
  3. Step 3: Cross multiply
    234,219.36x = 351,343.44 × 93,959.76
  4. Step 4: Simplify right side
    234,219.36x = 33,012,145,299.97
  5. Step 5: Solve for x
    x = 33,012,145,299.97/234,219.36
  6. Step 6: Final answer
    x = 140,945.42

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1.5x scale

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.