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Finding the Fourth Proportional to 162,745.84, 224,556.42 and 94,773.88

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Solution

The fourth proportional to 162,745.84, 224,556.42 and 94,773.88 is: 130,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,745.84 : 224,556.42 = 94,773.88 : x
  2. Step 2: Convert to fraction form
    162,745.84/224,556.42 = 94,773.88/x
  3. Step 3: Cross multiply
    162,745.84x = 224,556.42 × 94,773.88
  4. Step 4: Simplify right side
    162,745.84x = 21,282,083,202.31
  5. Step 5: Solve for x
    x = 21,282,083,202.31/162,745.84
  6. Step 6: Final answer
    x = 130,768.83

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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.