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Finding the Fourth Proportional to 50,682.60, 76,096.80 and 39,601.80

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Solution

The fourth proportional to 50,682.60, 76,096.80 and 39,601.80 is: 59,459.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,682.60 : 76,096.80 = 39,601.80 : x
  2. Step 2: Convert to fraction form
    50,682.60/76,096.80 = 39,601.80/x
  3. Step 3: Cross multiply
    50,682.60x = 76,096.80 × 39,601.80
  4. Step 4: Simplify right side
    50,682.60x = 3,013,570,254.24
  5. Step 5: Solve for x
    x = 3,013,570,254.24/50,682.60
  6. Step 6: Final answer
    x = 59,459.66

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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.