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Finding the Fourth Proportional to 104,254.56, 143,890.56 and 59,542.56

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Solution

The fourth proportional to 104,254.56, 143,890.56 and 59,542.56 is: 82,179.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,254.56 : 143,890.56 = 59,542.56 : x
  2. Step 2: Convert to fraction form
    104,254.56/143,890.56 = 59,542.56/x
  3. Step 3: Cross multiply
    104,254.56x = 143,890.56 × 59,542.56
  4. Step 4: Simplify right side
    104,254.56x = 8,567,612,302.23
  5. Step 5: Solve for x
    x = 8,567,612,302.23/104,254.56
  6. Step 6: Final answer
    x = 82,179.74

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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.