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Finding the Fourth Proportional to 104,773.58, 144,526.11 and 76,059.49

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Solution

The fourth proportional to 104,773.58, 144,526.11 and 76,059.49 is: 104,917.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,773.58 : 144,526.11 = 76,059.49 : x
  2. Step 2: Convert to fraction form
    104,773.58/144,526.11 = 76,059.49/x
  3. Step 3: Cross multiply
    104,773.58x = 144,526.11 × 76,059.49
  4. Step 4: Simplify right side
    104,773.58x = 10,992,582,218.28
  5. Step 5: Solve for x
    x = 10,992,582,218.28/104,773.58
  6. Step 6: Final answer
    x = 104,917.50

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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.