Home / 173,748.40-260,428.20-73,891.60

Finding the Fourth Proportional to 173,748.40, 260,428.20 and 73,891.60

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Solution

The fourth proportional to 173,748.40, 260,428.20 and 73,891.60 is: 110,754.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,748.40 : 260,428.20 = 73,891.60 : x
  2. Step 2: Convert to fraction form
    173,748.40/260,428.20 = 73,891.60/x
  3. Step 3: Cross multiply
    173,748.40x = 260,428.20 × 73,891.60
  4. Step 4: Simplify right side
    173,748.40x = 19,243,456,383.12
  5. Step 5: Solve for x
    x = 19,243,456,383.12/173,748.40
  6. Step 6: Final answer
    x = 110,754.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.