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Finding the Fourth Proportional to 61,993.44, 85,520.88 and 36,825.12

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Solution

The fourth proportional to 61,993.44, 85,520.88 and 36,825.12 is: 50,800.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,993.44 : 85,520.88 = 36,825.12 : x
  2. Step 2: Convert to fraction form
    61,993.44/85,520.88 = 36,825.12/x
  3. Step 3: Cross multiply
    61,993.44x = 85,520.88 × 36,825.12
  4. Step 4: Simplify right side
    61,993.44x = 3,149,316,668.51
  5. Step 5: Solve for x
    x = 3,149,316,668.51/61,993.44
  6. Step 6: Final answer
    x = 50,800.81

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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.