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Finding the Fourth Proportional to 62,170.60, 85,808.65 and 36,667.45

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Solution

The fourth proportional to 62,170.60, 85,808.65 and 36,667.45 is: 50,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,170.60 : 85,808.65 = 36,667.45 : x
  2. Step 2: Convert to fraction form
    62,170.60/85,808.65 = 36,667.45/x
  3. Step 3: Cross multiply
    62,170.60x = 85,808.65 × 36,667.45
  4. Step 4: Simplify right side
    62,170.60x = 3,146,384,260.47
  5. Step 5: Solve for x
    x = 3,146,384,260.47/62,170.60
  6. Step 6: Final answer
    x = 50,608.88

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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.