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Finding the Fourth Proportional to 61,481.70, 92,222.55 and 55,941.30

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Solution

The fourth proportional to 61,481.70, 92,222.55 and 55,941.30 is: 83,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,481.70 : 92,222.55 = 55,941.30 : x
  2. Step 2: Convert to fraction form
    61,481.70/92,222.55 = 55,941.30/x
  3. Step 3: Cross multiply
    61,481.70x = 92,222.55 × 55,941.30
  4. Step 4: Simplify right side
    61,481.70x = 5,159,049,336.32
  5. Step 5: Solve for x
    x = 5,159,049,336.32/61,481.70
  6. Step 6: Final answer
    x = 83,911.95

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1.5x scale

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.