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Finding the Fourth Proportional to 63,610.11, 87,788.91 and 36,388.69

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Solution

The fourth proportional to 63,610.11, 87,788.91 and 36,388.69 is: 50,220.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,610.11 : 87,788.91 = 36,388.69 : x
  2. Step 2: Convert to fraction form
    63,610.11/87,788.91 = 36,388.69/x
  3. Step 3: Cross multiply
    63,610.11x = 87,788.91 × 36,388.69
  4. Step 4: Simplify right side
    63,610.11x = 3,194,523,842.23
  5. Step 5: Solve for x
    x = 3,194,523,842.23/63,610.11
  6. Step 6: Final answer
    x = 50,220.38

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Double scale
Find fourth proportional to 63,611.11, 87,790.29 and 36,389.69
Similar ratio
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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.