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Finding the Fourth Proportional to 233,325.87, 321,990.23 and 129,959.24

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Solution

The fourth proportional to 233,325.87, 321,990.23 and 129,959.24 is: 179,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,325.87 : 321,990.23 = 129,959.24 : x
  2. Step 2: Convert to fraction form
    233,325.87/321,990.23 = 129,959.24/x
  3. Step 3: Cross multiply
    233,325.87x = 321,990.23 × 129,959.24
  4. Step 4: Simplify right side
    233,325.87x = 41,845,605,578.23
  5. Step 5: Solve for x
    x = 41,845,605,578.23/233,325.87
  6. Step 6: Final answer
    x = 179,344.05

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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.