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Finding the Fourth Proportional to 125,942.44, 173,797.16 and 69,354.28

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Solution

The fourth proportional to 125,942.44, 173,797.16 and 69,354.28 is: 95,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,942.44 : 173,797.16 = 69,354.28 : x
  2. Step 2: Convert to fraction form
    125,942.44/173,797.16 = 69,354.28/x
  3. Step 3: Cross multiply
    125,942.44x = 173,797.16 × 69,354.28
  4. Step 4: Simplify right side
    125,942.44x = 12,053,576,897.84
  5. Step 5: Solve for x
    x = 12,053,576,897.84/125,942.44
  6. Step 6: Final answer
    x = 95,707.03

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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.