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Finding the Fourth Proportional to 104,740.92, 157,119.12 and 33,664.32

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Solution

The fourth proportional to 104,740.92, 157,119.12 and 33,664.32 is: 50,498.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,740.92 : 157,119.12 = 33,664.32 : x
  2. Step 2: Convert to fraction form
    104,740.92/157,119.12 = 33,664.32/x
  3. Step 3: Cross multiply
    104,740.92x = 157,119.12 × 33,664.32
  4. Step 4: Simplify right side
    104,740.92x = 5,289,308,333.80
  5. Step 5: Solve for x
    x = 5,289,308,333.80/104,740.92
  6. Step 6: Final answer
    x = 50,498.97

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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.