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Finding the Fourth Proportional to 107,813.88, 161,752 and 44,622.32

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Solution

The fourth proportional to 107,813.88, 161,752 and 44,622.32 is: 66,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,813.88 : 161,752 = 44,622.32 : x
  2. Step 2: Convert to fraction form
    107,813.88/161,752 = 44,622.32/x
  3. Step 3: Cross multiply
    107,813.88x = 161,752 × 44,622.32
  4. Step 4: Simplify right side
    107,813.88x = 7,217,749,504.64
  5. Step 5: Solve for x
    x = 7,217,749,504.64/107,813.88
  6. Step 6: Final answer
    x = 66,946.38

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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.