Home / 147,447.36-203,471.32-82,914.76

Finding the Fourth Proportional to 147,447.36, 203,471.32 and 82,914.76

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Solution

The fourth proportional to 147,447.36, 203,471.32 and 82,914.76 is: 114,418.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,447.36 : 203,471.32 = 82,914.76 : x
  2. Step 2: Convert to fraction form
    147,447.36/203,471.32 = 82,914.76/x
  3. Step 3: Cross multiply
    147,447.36x = 203,471.32 × 82,914.76
  4. Step 4: Simplify right side
    147,447.36x = 16,870,775,664.68
  5. Step 5: Solve for x
    x = 16,870,775,664.68/147,447.36
  6. Step 6: Final answer
    x = 114,418.98

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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.