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Finding the Fourth Proportional to 62,273.85, 85,960.08 and 36,780.32

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Solution

The fourth proportional to 62,273.85, 85,960.08 and 36,780.32 is: 50,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,273.85 : 85,960.08 = 36,780.32 : x
  2. Step 2: Convert to fraction form
    62,273.85/85,960.08 = 36,780.32/x
  3. Step 3: Cross multiply
    62,273.85x = 85,960.08 × 36,780.32
  4. Step 4: Simplify right side
    62,273.85x = 3,161,638,819.83
  5. Step 5: Solve for x
    x = 3,161,638,819.83/62,273.85
  6. Step 6: Final answer
    x = 50,769.93

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1.5x scale

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.