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Finding the Fourth Proportional to 62,267.70, 85,929.57 and 35,409.54

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Solution

The fourth proportional to 62,267.70, 85,929.57 and 35,409.54 is: 48,865.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,267.70 : 85,929.57 = 35,409.54 : x
  2. Step 2: Convert to fraction form
    62,267.70/85,929.57 = 35,409.54/x
  3. Step 3: Cross multiply
    62,267.70x = 85,929.57 × 35,409.54
  4. Step 4: Simplify right side
    62,267.70x = 3,042,726,546.10
  5. Step 5: Solve for x
    x = 3,042,726,546.10/62,267.70
  6. Step 6: Final answer
    x = 48,865.25

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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.