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Finding the Fourth Proportional to 183,277.85, 274,959.81 and 56,911.57

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Solution

The fourth proportional to 183,277.85, 274,959.81 and 56,911.57 is: 85,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,277.85 : 274,959.81 = 56,911.57 : x
  2. Step 2: Convert to fraction form
    183,277.85/274,959.81 = 56,911.57/x
  3. Step 3: Cross multiply
    183,277.85x = 274,959.81 × 56,911.57
  4. Step 4: Simplify right side
    183,277.85x = 15,648,393,786.60
  5. Step 5: Solve for x
    x = 15,648,393,786.60/183,277.85
  6. Step 6: Final answer
    x = 85,380.72

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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.