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Finding the Fourth Proportional to 61,324.92, 84,624.51 and 34,467.06

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Solution

The fourth proportional to 61,324.92, 84,624.51 and 34,467.06 is: 47,562.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,324.92 : 84,624.51 = 34,467.06 : x
  2. Step 2: Convert to fraction form
    61,324.92/84,624.51 = 34,467.06/x
  3. Step 3: Cross multiply
    61,324.92x = 84,624.51 × 34,467.06
  4. Step 4: Simplify right side
    61,324.92x = 2,916,758,063.64
  5. Step 5: Solve for x
    x = 2,916,758,063.64/61,324.92
  6. Step 6: Final answer
    x = 47,562.36

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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.