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Finding the Fourth Proportional to 115,924.30, 173,886.45 and 96,241.30

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Solution

The fourth proportional to 115,924.30, 173,886.45 and 96,241.30 is: 144,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,924.30 : 173,886.45 = 96,241.30 : x
  2. Step 2: Convert to fraction form
    115,924.30/173,886.45 = 96,241.30/x
  3. Step 3: Cross multiply
    115,924.30x = 173,886.45 × 96,241.30
  4. Step 4: Simplify right side
    115,924.30x = 16,735,058,000.39
  5. Step 5: Solve for x
    x = 16,735,058,000.39/115,924.30
  6. Step 6: Final answer
    x = 144,361.95

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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.