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Finding the Third Proportional to 55,930.50 and 85,353.75

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Solution

The third proportional to 55,930.50 and 85,353.75 is: 130,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,930.50 : 85,353.75 = 85,353.75 : x
  2. Step 2: Convert to fraction form
    55,930.50/85,353.75 = 85,353.75/x
  3. Step 3: Cross multiply
    55,930.50x = 85,353.75 × 85,353.75
  4. Step 4: Simplify right side
    55,930.50x = 7,285,262,639.06
  5. Step 5: Solve for x
    x = 7,285,262,639.06/55,930.50
  6. Step 6: Final answer
    x = 130,255.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.