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Finding the Fourth Proportional to 104,573.88, 144,311.57 and 59,260.50

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Solution

The fourth proportional to 104,573.88, 144,311.57 and 59,260.50 is: 81,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,573.88 : 144,311.57 = 59,260.50 : x
  2. Step 2: Convert to fraction form
    104,573.88/144,311.57 = 59,260.50/x
  3. Step 3: Cross multiply
    104,573.88x = 144,311.57 × 59,260.50
  4. Step 4: Simplify right side
    104,573.88x = 8,551,975,793.99
  5. Step 5: Solve for x
    x = 8,551,975,793.99/104,573.88
  6. Step 6: Final answer
    x = 81,779.27

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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.