Home / 168,942.69-253,422.47-50,602.76

Finding the Fourth Proportional to 168,942.69, 253,422.47 and 50,602.76

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Solution

The fourth proportional to 168,942.69, 253,422.47 and 50,602.76 is: 75,906.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,942.69 : 253,422.47 = 50,602.76 : x
  2. Step 2: Convert to fraction form
    168,942.69/253,422.47 = 50,602.76/x
  3. Step 3: Cross multiply
    168,942.69x = 253,422.47 × 50,602.76
  4. Step 4: Simplify right side
    168,942.69x = 12,823,876,428.02
  5. Step 5: Solve for x
    x = 12,823,876,428.02/168,942.69
  6. Step 6: Final answer
    x = 75,906.67

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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.