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Finding the Fourth Proportional to 75,955, 104,826.81 and 45,755.57

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Solution

The fourth proportional to 75,955, 104,826.81 and 45,755.57 is: 63,148.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,955 : 104,826.81 = 45,755.57 : x
  2. Step 2: Convert to fraction form
    75,955/104,826.81 = 45,755.57/x
  3. Step 3: Cross multiply
    75,955x = 104,826.81 × 45,755.57
  4. Step 4: Simplify right side
    75,955x = 4,796,410,442.83
  5. Step 5: Solve for x
    x = 4,796,410,442.83/75,955
  6. Step 6: Final answer
    x = 63,148.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.