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Finding the Fourth Proportional to 104,568.63, 144,310.24 and 59,255.40

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Solution

The fourth proportional to 104,568.63, 144,310.24 and 59,255.40 is: 81,775.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,568.63 : 144,310.24 = 59,255.40 : x
  2. Step 2: Convert to fraction form
    104,568.63/144,310.24 = 59,255.40/x
  3. Step 3: Cross multiply
    104,568.63x = 144,310.24 × 59,255.40
  4. Step 4: Simplify right side
    104,568.63x = 8,551,160,995.30
  5. Step 5: Solve for x
    x = 8,551,160,995.30/104,568.63
  6. Step 6: Final answer
    x = 81,775.59

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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.