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Finding the Fourth Proportional to 60,682.64, 83,717.96 and 36,800.60

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Solution

The fourth proportional to 60,682.64, 83,717.96 and 36,800.60 is: 50,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,682.64 : 83,717.96 = 36,800.60 : x
  2. Step 2: Convert to fraction form
    60,682.64/83,717.96 = 36,800.60/x
  3. Step 3: Cross multiply
    60,682.64x = 83,717.96 × 36,800.60
  4. Step 4: Simplify right side
    60,682.64x = 3,080,871,158.78
  5. Step 5: Solve for x
    x = 3,080,871,158.78/60,682.64
  6. Step 6: Final answer
    x = 50,770.22

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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.