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Finding the Fourth Proportional to 57,844.67, 79,812.68 and 36,611.60

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Solution

The fourth proportional to 57,844.67, 79,812.68 and 36,611.60 is: 50,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,844.67 : 79,812.68 = 36,611.60 : x
  2. Step 2: Convert to fraction form
    57,844.67/79,812.68 = 36,611.60/x
  3. Step 3: Cross multiply
    57,844.67x = 79,812.68 × 36,611.60
  4. Step 4: Simplify right side
    57,844.67x = 2,922,069,332.97
  5. Step 5: Solve for x
    x = 2,922,069,332.97/57,844.67
  6. Step 6: Final answer
    x = 50,515.80

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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.