Home / 321,985.31-444,317.46-178,734.08

Finding the Fourth Proportional to 321,985.31, 444,317.46 and 178,734.08

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Solution

The fourth proportional to 321,985.31, 444,317.46 and 178,734.08 is: 246,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,985.31 : 444,317.46 = 178,734.08 : x
  2. Step 2: Convert to fraction form
    321,985.31/444,317.46 = 178,734.08/x
  3. Step 3: Cross multiply
    321,985.31x = 444,317.46 × 178,734.08
  4. Step 4: Simplify right side
    321,985.31x = 79,414,670,219.45
  5. Step 5: Solve for x
    x = 79,414,670,219.45/321,985.31
  6. Step 6: Final answer
    x = 246,640.67

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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.