Home / 75,621.11-104,355.29-41,629.32

Finding the Fourth Proportional to 75,621.11, 104,355.29 and 41,629.32

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Solution

The fourth proportional to 75,621.11, 104,355.29 and 41,629.32 is: 57,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,621.11 : 104,355.29 = 41,629.32 : x
  2. Step 2: Convert to fraction form
    75,621.11/104,355.29 = 41,629.32/x
  3. Step 3: Cross multiply
    75,621.11x = 104,355.29 × 41,629.32
  4. Step 4: Simplify right side
    75,621.11x = 4,344,239,337.51
  5. Step 5: Solve for x
    x = 4,344,239,337.51/75,621.11
  6. Step 6: Final answer
    x = 57,447.44

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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.