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Finding the Fourth Proportional to 183,860.70, 275,791.05 and 164,031.90

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Solution

The fourth proportional to 183,860.70, 275,791.05 and 164,031.90 is: 246,047.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,860.70 : 275,791.05 = 164,031.90 : x
  2. Step 2: Convert to fraction form
    183,860.70/275,791.05 = 164,031.90/x
  3. Step 3: Cross multiply
    183,860.70x = 275,791.05 × 164,031.90
  4. Step 4: Simplify right side
    183,860.70x = 45,238,529,934.50
  5. Step 5: Solve for x
    x = 45,238,529,934.50/183,860.70
  6. Step 6: Final answer
    x = 246,047.85

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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.