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Finding the Fourth Proportional to 173,288, 259,892.04 and 54,937.28

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Solution

The fourth proportional to 173,288, 259,892.04 and 54,937.28 is: 82,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,288 : 259,892.04 = 54,937.28 : x
  2. Step 2: Convert to fraction form
    173,288/259,892.04 = 54,937.28/x
  3. Step 3: Cross multiply
    173,288x = 259,892.04 × 54,937.28
  4. Step 4: Simplify right side
    173,288x = 14,277,761,771.25
  5. Step 5: Solve for x
    x = 14,277,761,771.25/173,288
  6. Step 6: Final answer
    x = 82,393.25

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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.