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Finding the Fourth Proportional to 63,906.40, 95,827.20 and 37,619.20

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Solution

The fourth proportional to 63,906.40, 95,827.20 and 37,619.20 is: 56,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,906.40 : 95,827.20 = 37,619.20 : x
  2. Step 2: Convert to fraction form
    63,906.40/95,827.20 = 37,619.20/x
  3. Step 3: Cross multiply
    63,906.40x = 95,827.20 × 37,619.20
  4. Step 4: Simplify right side
    63,906.40x = 3,604,942,602.24
  5. Step 5: Solve for x
    x = 3,604,942,602.24/63,906.40
  6. Step 6: Final answer
    x = 56,409.73

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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.