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Finding the Fourth Proportional to 201,108.07, 277,532.49 and 110,467.86

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Solution

The fourth proportional to 201,108.07, 277,532.49 and 110,467.86 is: 152,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,108.07 : 277,532.49 = 110,467.86 : x
  2. Step 2: Convert to fraction form
    201,108.07/277,532.49 = 110,467.86/x
  3. Step 3: Cross multiply
    201,108.07x = 277,532.49 × 110,467.86
  4. Step 4: Simplify right side
    201,108.07x = 30,658,420,250.77
  5. Step 5: Solve for x
    x = 30,658,420,250.77/201,108.07
  6. Step 6: Final answer
    x = 152,447.49

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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.