Home / 193,325.20-289,954.40-51,171.44

Finding the Fourth Proportional to 193,325.20, 289,954.40 and 51,171.44

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Solution

The fourth proportional to 193,325.20, 289,954.40 and 51,171.44 is: 76,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,325.20 : 289,954.40 = 51,171.44 : x
  2. Step 2: Convert to fraction form
    193,325.20/289,954.40 = 51,171.44/x
  3. Step 3: Cross multiply
    193,325.20x = 289,954.40 × 51,171.44
  4. Step 4: Simplify right side
    193,325.20x = 14,837,384,182.34
  5. Step 5: Solve for x
    x = 14,837,384,182.34/193,325.20
  6. Step 6: Final answer
    x = 76,748.32

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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.