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Finding the Fourth Proportional to 201,005.92, 277,391.82 and 110,370.43

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Solution

The fourth proportional to 201,005.92, 277,391.82 and 110,370.43 is: 152,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,005.92 : 277,391.82 = 110,370.43 : x
  2. Step 2: Convert to fraction form
    201,005.92/277,391.82 = 110,370.43/x
  3. Step 3: Cross multiply
    201,005.92x = 277,391.82 × 110,370.43
  4. Step 4: Simplify right side
    201,005.92x = 30,615,854,451.88
  5. Step 5: Solve for x
    x = 30,615,854,451.88/201,005.92
  6. Step 6: Final answer
    x = 152,313.20

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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.